四年级下册口算题 四年级口算题300道
\u56db\u5e74\u7ea7\u4e0b\u518c\u53e3\u7b97\u9898\u56db\u5e74\u7ea7\u4e24\u4f4d\u6570\u4e58\u4e00\u4f4d\u6570
(1) 94 \u00d7 8 = (2) 57 \u00d7 6 = (3) 9 \u00d7 67 =
(4) 26 \u00d7 9 = (5) 41 \u00d7 9 = (6) 57 \u00d7 3 =
(7) 7 \u00d7 79 = (8) 62 \u00d7 5 = (9) 21 \u00d7 1 =
(10) 3 \u00d7 57 = (11) 5 \u00d7 84 = (12) 8 \u00d7 26 =
(13) 5 \u00d7 67 = (14) 37 \u00d7 4 = (15) 8 \u00d7 98 =
(16) 6 \u00d7 24 = (17) 98 \u00d7 5 = (18) 12 \u00d7 2 =
(19) 9 \u00d7 75 = (20) 68 \u00d7 2 =
\u56db\u5e74\u7ea7\u51e0\u767e\u51e0\u5341\u6570\u4e58\u4e00\u4f4d\u6570
(1) 4 \u00d7 30 = (2) 100 \u00d7 4 = (3) 700 \u00d7 5 =
(4) 9 \u00d7 800 = (5) 8 \u00d7 80 = (6) 5 \u00d7 200 =
(7) 6 \u00d7 300 = (8) 2 \u00d7 600 = (9) 300 \u00d7 9 =
(10) 2 \u00d7 400 = (11) 4 \u00d7 50 = (12) 3 \u00d7 20 =
(13) 60 \u00d7 1 = (14) 7 \u00d7 600 = (15) 5 \u00d7 90 =
(16) 20 \u00d7 1 = (17) 90 \u00d7 3 = (18) 9 \u00d7 300 =
(19) 2 \u00d7 100 = (20) 90 \u00d7 6 =
\u56db\u5e74\u7ea7\u5c0f\u6570\u7684\u52a0\u6cd5\u548c\u51cf\u6cd5
(1) 7.64 \uff0b 6.42 \uff1d (2) 9.31 \uff0b 3.31 \uff1d (3) 1.44 \uff0b 1.02 \uff1d
(4) 3.42 - 2.19 \uff1d (5) 8.13 - 7.79 \uff1d (6) 8.96 - 5.27 \uff1d
(7) 7.37 \uff0b 6.17 \uff1d (8) 3.77 - 3.00 \uff1d (9) 2.10 \uff0b 2.34 \uff1d
(10) 1.48 \uff0b 4.54 \uff1d (11) 7.69 \uff0b 9.31 \uff1d (12) 7.83 \uff0b 1.96 \uff1d
(13) 7.45 - 5.77 \uff1d (14) 8.98 - 7.83 \uff1d (15) 3.08 \uff0b 9.01 \uff1d
(16) 9.17 \uff0b 4.62 \uff1d (17) 3.79 \uff0b 3.20 \uff1d (18) 9.51 - 8.59 \uff1d
(19) 5.64 - 2.98 \uff1d (20) 9.86 - 8.20 \uff1d
\u56db\u5e74\u7ea7\u4e24\u4f4d\u6570\u4e58\u4e09\u4f4d\u6570
(1) 624 \u00d7 17 \uff1d (2) 15 \u00d7 914 \uff1d (3) 422 \u00d7 74 \uff1d
(4) 894 \u00d7 45 \uff1d (5) 103 \u00d7 80 \uff1d (6) 445 \u00d7 32 \uff1d
(7) 49 \u00d7 958 \uff1d (8) 212 \u00d7 25 \uff1d (9) 21 \u00d7 498 \uff1d
(10) 80 \u00d7 857 \uff1d (11) 980 \u00d7 69 \uff1d (12) 371 \u00d7 16 \uff1d
(13) 70 \u00d7 569 \uff1d (14) 53 \u00d7 223 \uff1d (15) 36 \u00d7 499 \uff1d
(16) 516 \u00d7 47 \uff1d (17) 37 \u00d7 438 \uff1d (18) 840 \u00d7 78 \uff1d
(19) 918 \u00d7 62 \uff1d (20) 946 \u00d7 80 \uff1d
\u56db\u5e74\u7ea7\u6574\u5341\u6570\u9664\u6574\u5341\u6570
(1) 20 \u00f7 10 \uff1d (2) 90 \u00f7 10 \uff1d (3) 30 \u00f7 10 \uff1d
(4) 60 \u00f7 10 \uff1d (5) 90 \u00f7 30 \uff1d (6) 60 \u00f7 20 \uff1d
(7) 40 \u00f7 10 \uff1d (8) 80 \u00f7 20 \uff1d (9) 80 \u00f7 10 \uff1d
(10) 50 \u00f7 10 \uff1d (11) 40 \u00f7 20 \uff1d (12) 80 \u00f7 40 \uff1d
(13) 70 \u00f7 10 \uff1d (14) 60 \u00f7 30 \uff1d
\u56db\u5e74\u7ea7\u6574\u5341\u6570\u9664\u51e0\u767e\u51e0\u5341\u6570
(1) 920 \u00f7 10 \uff1d (2) 180 \u00f7 90 \uff1d (3) 900 \u00f7 20 \uff1d
(4) 420 \u00f7 10 \uff1d (5) 540 \u00f7 30 \uff1d (6) 390 \u00f7 30 \uff1d
(7) 520 \u00f7 10 \uff1d (8) 330 \u00f7 10 \uff1d (9) 840 \u00f7 20 \uff1d
(10) 330 \u00f7 30 \uff1d (11) 100 \u00f7 20 \uff1d (12) 160 \u00f7 20 \uff1d
(13) 270 \u00f7 30 \uff1d (14) 510 \u00f7 10 \uff1d (15) 700 \u00f7 10 \uff1d
(16) 690 \u00f7 30 \uff1d (17) 440 \u00f7 40 \uff1d (18) 520 \u00f7 40 \uff1d
(19) 420 \u00f7 70 \uff1d (20) 720 \u00f7 10 \uff1d
\u56db\u5e74\u7ea7\u6574\u5341\u6570\u9664\u4e09\u4f4d\u6570\u6765\u6e90
(1) 940 \u00f7 10 \uff1d (2) 560 \u00f7 10 \uff1d (3) 100 \u00f7 20 \uff1d
(4) 240 \u00f7 80 \uff1d (5) 630 \u00f7 10 \uff1d (6) 280 \u00f7 70 \uff1d
(7) 400 \u00f7 20 \uff1d (8) 370 \u00f7 10 \uff1d (9) 550 \u00f7 10 \uff1d
(10) 880 \u00f7 80 \uff1d (11) 740 \u00f7 10 \uff1d (12) 300 \u00f7 20 \uff1d
(13) 360 \u00f7 10 \uff1d (14) 600 \u00f7 40 \uff1d (15) 900 \u00f7 90 \uff1d
(16) 760 \u00f7 10 \uff1d (17) 180 \u00f7 60 \uff1d (18) 900 \u00f7 20 \uff1d
(19) 400 \u00f7 80 \uff1d (20) 800 \u00f7 50 \uff1d
\u56db\u5e74\u7ea7\u4e24\u4f4d\u6570\u9664\u4e09\u4f4d\u6570
[\u6807\u7b7e\uff1a\u56db\u5e74\u7ea7]
(1) 970 \u00f7 97 \uff1d (2) 456 \u00f7 24 \uff1d (3) 544 \u00f7 17 \uff1d
(4) 484 \u00f7 44 \uff1d (5) 730 \u00f7 73 \uff1d (6) 924 \u00f7 21 \uff1d
(7) 806 \u00f7 62 \uff1d (8) 697 \u00f7 41 \uff1d (9) 870 \u00f7 87 \uff1d
(10) 684 \u00f7 57 \uff1d (11) 726 \u00f7 66 \uff1d (12) 816 \u00f7 68 \uff1d
(13) 920 \u00f7 92 \uff1d (14) 830 \u00f7 83 \uff1d (15) 885 \u00f7 59 \uff1d
(16) 846 \u00f7 47 \uff1d (17) 868 \u00f7 28 \uff1d (18) 780 \u00f7 12 \uff1d
(19) 847 \u00f7 77 \uff1d (20) 450 \u00f7 30 \uff1d
\u56db\u5e74\u7ea7\u5c0f\u6570\u4fdd\u7559\u901f\u7b97\u9898
(1) 0.448(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (2) 0.841(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (3) 5.401(\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570)
(4) 86.348(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (5) 2.104(\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570) (6) 36.654(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570)
(7) 3.126(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (8) 5.222(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (9) 20.116(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570)
(10) 4.104(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (11) 8.63(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (12) 2.872(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570)
(13) 13.196(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (14) 157.177(\u4fdd\u7559\u6574\u6570) (15) 0.295(\u4fdd\u7559\u6574\u6570)
(16) 18.267(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (17) 4.5(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (18) 6.134(\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570)
(19) 0.284(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570) (20) 2.728(\u4fdd\u7559\u4e8c\u4f4d\u5c0f\u6570)
\u56db\u5e74\u7ea7\u5c0f\u6570\u7684\u52a0\u6cd5\u548c\u51cf\u6cd5
(1) 34.85 \uff0d 11.73 \uff1d (2) 75.80 \uff0b 59.35 \uff1d (3) 64.39 \uff0b 40.78 \uff1d
(4) 67.23 \uff0d 19.17 \uff1d (5) 50.10 \uff0d 48.60 \uff1d (6) 91.91 \uff0d 75.10 \uff1d
(7) 53.73 \uff0d 31.75 \uff1d (8) 64.48 \uff0d 14.42 \uff1d (9) 39.03 \uff0d 14.98 \uff1d
(10) 22.04 \uff0b 80.13 \uff1d (11) 28.36 \uff0d 24.00 \uff1d (12) 61.83 \uff0b 69.95 \uff1d
(13) 65.36 \uff0d 38.06 \uff1d (14) 29.37 \uff0d 18.02 \uff1d (15) 42.09 \uff0d 32.46 \uff1d
(16) 18.08 \uff0b 34.00 \uff1d (17) 47.63 \uff0d 31.59 \uff1d (18) 17.42 \uff0d 10.44 \uff1d
(19) 16.24 \uff0d 14.18 \uff1d (20) 55.89 \uff0d 28.75 \uff1d
\u56db\u5e74\u7ea7\u4e24\u4f4d\u6570\u56db\u5219\u8fd0\u7b97
1) 49\uff0b76\uff0b37 \uff1d (2) 28\u00d72\uff0b84 \uff1d (3) 4\u00f71\u00d71 \uff1d (4) 36\uff0b69\u00d74 \uff1d (5) 9\u00f71\uff0d8 \uff1d
(6) 4\u00d71\u00f71 \uff1d (7) 6\u00f73\uff0b19 \uff1d (8) 5\u00d77\u00f71 \uff1d (9) 8\uff0b52\u00f71 \uff1d (10) 2\uff0b50\u00f71 \uff1d
(11) 9\u00f71\uff0b53 \uff1d (12) 9\u00f71\u00d74 \uff1d (13) 17\u00d78\u00d71 \uff1d (14) 94\uff0d26\uff0d22 \uff1d (15) 6\u00f71\uff0d3 \uff1d
(16) 48\uff0b84\u00d71 \uff1d (17) 7\u00d71\u00f71 \uff1d (18) 7\u00f77\u00d74 \uff1d (19) 7\u00f71\u00d75 \uff1d (20) 4\u00f71\u00d72 \uff1d
\u6c14\u6b7b\u4eba\u7684\u56db\u5e74\u7ea7\u53e3\u7b97\u9898
97\u4e07-21\u4e07= 400\u00d780= 720\u00d753\u2248 72+58=
60\u00d7500= 9000-2000= 56\u00d7620\u2248 17\u00d77=
56\u4e07+20\u4e07= 4\u00d715= 578\u00d727\u2248 200-75=
4000+3000= 40\u00d715= 342\u00d728\u2248 125\u00d72=
70\u4e07+26\u4e07= 400\u00d715= 786\u00d734\u2248 480+80=
8000-1000= 25\u00d74= 55\u00d7240\u2248 377+23=
3000+2000= 25\u00d730= 214\u00d752\u2248 99+102=
18\u4e07+35\u4e07= 25\u00d7300= 496\u00d789\u2248 330-260=
5000+4000= 8\u00d76= 68\u00d7315\u2248 9\u00d76+15=
47\u4e07+23\u4e07= 80\u00d760= 778\u00d743\u2248 8\u00d79+7=
9000-6000= 800\u00d7600= 87\u00d7115\u2248 7\u00d75+5=
8000-2000= 400+80= 806\u00d751\u2248 5\u00d78+9=
76\u4e07-28\u4e07= 277+23= 400-128= 120-25=
90\u4e07-30\u4e07= 480-400= 300-253= 107-79=
23\u00d730= 300-23= 200-149= 280\u00f78=
230\u00d730= 99+88= 100-56= 35\u00d74=
200\u00d720= 330-260= 600-420= 38\u00d75=
320\u00d730= 187-99= 95+105= 277+23=
240\u00d720= 330-70= 4000+5000= 1500+6000=
480-80= 70\u00d7600= 100-78= 6\u00d79+8=
260+70= 600\u00d75= 1200-800= 7+8\u00d79=
300-277= 130\u00d74= 6000+9000= 187-88=
187-88= 400\u00d77= 210-55= 75\u00d76=
500-149= 800\u00f72= 185-30= 75\u00d74=
1\u3001240+480\u00f730\u00d72
=240+16\u00d72
=240+32
=272
2\u3001225-10\u00d7(6+13)
=225-10\u00d719
=225-190
=35
3\u3001(120\u00d72+120)\u00f79
=\uff08240+120\uff09\u00f79
=360\u00f79
=40
4\u3001164-13\u00d75+85
=164-65+85
=99+85
=184
5\u3001330\u00f7(65-50)
=330\u00f715
=22
6\u3001128-6\u00d78\u00f716
=128-48\u00f716
=128-3
=125
\u6269\u5c55\u8d44\u6599
\u901f\u7b97\u7684\u53e3\u8bc0\uff1a
\u4efb\u610f\u4e24\u4f4d\u6570\u4e58\u4ee5\u4efb\u610f\u4e24\u4f4d\u6570\uff0c\u53ea\u8981\u9b4f\u5f0f\u7cfb\u6570\u4e3a\u201c0\u201d\u6240\u5f97\u7684\u79ef\uff0c\u4e00\u5b9a\u662f\u4e24\u9879\u6570\u4e2d\u7684\u5c3e\u4e58\u5c3e\u6240\u5f97\u7684\u79ef\u4e3a\u540e\u79ef\uff0c\u5934\u4e58\u5934\uff08\u5176\u4e2d\u4e00\u9879\u5934\u52a01\u7684\u548c\uff09\u7684\u79ef\u4e3a\u524d\u79ef\uff0c\u4e24\u79ef\u76f8\u90bb\u6240\u5f97\u7684\u79ef\u3002
ab\u00d7cd \u9b4f\u5f0f\u7cfb\u6570=\uff08a-c)\u00d7d+(b+d-10)\u00d7c \u201c\u5934\u4e58\u5934\uff0c\u5c3e\u4e58\u5c3e\uff0c\u5408\u96f6\u4e3a\u6574\uff0c\u8865\u4f59\u6570\u3002\u201d
1\u3001\u5148\u6c42\u51fa\u9b4f\u5f0f\u7cfb\u6570
2\u3001\u5934\u4e58\u5934\uff08\u5176\u4e2d\u4e00\u9879\u52a0\u4e00\uff09\u4e3a\u524d\u79ef \uff08\u9002\u5e94\u5c3e\u76f8\u52a0\u4e3a10\u7684\u6570\uff09
3\u3001\u5c3e\u4e58\u5c3e\u4e3a\u540e\u79ef\u3002
4\u3001\u4e24\u79ef\u76f8\u8fde\uff0c\u5728\u5341\u4f4d\u6570\u4e0a\u52a0\u4e0a\u9b4f\u5f0f\u7cfb\u6570\u5373\u53ef \u3002
2. (25+300)÷5
3. 25+75÷5+75
4. 200-(35+48÷24)
5. (72+32×4)÷40
6. 45+55-45+55
7. 2-2×0+2
8. 10-10÷10×10
9.(75+25÷5)-40
10. 2800÷25×4+80
11. 2800÷25×4+80
12. (380-80×4)÷60
13. 20-16÷4+3×2
14.(20-16)÷4+3×2
15.(1520-150)÷60-40
16.(1520-150)÷(60-40)
17. 448×26+17523÷297
18. 3600-(58+1872÷24)
19. 48230÷(150+37×16)
20. 1000÷(850-25×26)+44
21.(7344÷72+98)×43
22.(905+985)÷(203-168)
23. 24×36-3213÷9
24.(378-158)÷(38+72)
25. 726+824÷8-409
26. 120×3÷5
27. 120÷3÷5
28. 78x101-178
29. 178x101-17
30. 178x101-78
31. 3 × 49 - 4
32. 8 × 156 + 17
33. 12× 5 – 9 ×3
34. 8× 4 + 4
35. 6÷ 38 – 38 ÷6
36. 47 × 59 + 37 × 9
37. 52 -( 32 + 45 )
38. 78 + ( 1/8 + 1/9 )
39. 9 × 56 + 56
40. 34 × 89 - 13
41. 7 × 549 + 34
42. 6 ×( 12 + 3 )
43. 8 × 5 + 8 × 115
44. 31 × 56 – 56
45. 97 - ( 27 – 1021 )
46. 59 × 18 – 14 × 27
47. 45 × 2516 + 23 × 34
48. 14 × 87 – 56 × 125
49. 1732 – 34 × 94
50. 3 × 29 + 13
51. 57 × 325 + 37
52. 314 × 23 + 16
53. 15 × 23 + 56
54. 922 + 111 ÷ 12
55. 53 × 115 + 43
56. 45 × 23 + 13 × 15
57. 79 + 129 × 56
58. 14 + 34 ÷ 23
59. 7 × 2116 + 12
60. 101 × 15 – 15 × 21
61.50+(58+370)×(64-45)
62.120-148+35
63.347+45×2-4160
64(58+37)×(64-9×5)
65.95×(64-45)
66.178-145+42 420+580-64×21
67.812-9+31×11
68.85+14×(14+208)
69.(284+16)×(512-8208)
70.120-36×4+35
71.(58+37)×(64-9×5)
72.(68-68×55)÷85
73.12× 12×48
74.32×15+25
75.6-+785-37=
76.72÷8-12×5
77.65×(48-12×4)
78.15-1075×4-7
79.58×(37-13)+42×374
80.352-(6+9)×25
81. 8+3×7
82. 9×2+4×3
83. 6×(50-46)
84. 3+3-5
85. 63-9×6
86. (48+32)+5
87. 74+105×3
88. 74+100×3
88. 65-6×4÷2
89. 38+56÷7×3
90.(440-280)×(300—260)
91.(59+21)×(96÷8)
92.(220-100)+(15×2)
93. 700-8×5×4
94. (275-35)+(17+43)
95 .480+(96-16+6)
96.(15×40—360)×6
97. 14+16×4-50
98. 74+(96÷6-8)
99. 72-45+121÷11
100. 20÷18×(806-799)
101. 75÷25+300÷5
102. (85÷5+300)÷5
103. 25+7÷25+75
104. 20-(5+48÷24)
105. (7+2×4)÷40
106. 555-45+55
107. 2-20+2
108. 10-110×10
109.(5+25÷5)-40
110. 200÷25×4+80
111. 280÷25×4+80
112. (30-8×4)÷60
113. 2-16+3×2
114.(20-6)÷4+32
115.(52-150)÷6-40
116.(120-50)÷(60-40)
117. 48×26+173 + 297
118. 360-(58+1872-24)
119. 230×(150+37×16)
120. 100÷(850-25×6)+44
121.(7344÷2+98)×43
122.(95+98)×(203-168)
123. 124×36-3213÷9
124.(378-158)×(38+72)
125. 26+824÷8-409
126. 12×3÷5
127. 12÷3÷5
128. 8x101-178
129. 178x11-17
130. 17x101-78
131. 3 × 4 - 4
132. 8 × 16 + 1
133. 12× 5 – 3
134. 8× 4 + 4
135. 38 – 38 ÷2
136. 47 × 59 + 7 × 9
137. 2 -( 32 + 45 )
138. 8 + ( 8 + 9 )
139. 9 × 6 + 56
140. 3 × 89 - 13
141. 7 × 59 + 34
142. 6 ×( 1 + 3 )
143. 8 + 8 × 115
144. 31 × 6 – 56
145. 97 - ( 27 – 102)
146. 9 × 18 – 1 × 27
147. 45 × 26 + 23 × 34
148. 14 × 87 – 6 × 125
149. 17 – 34 × 94
150. 3 × 9 + 13
151. 57 × 32 + 37
152. 3 × 23 + 16
153. 15 × 3 + 56
154. 92 + 144 ÷ 12
155. 3 × 115 + 43
156. 5 × 23 + 13 × 15
157. 7+ 129 × 56
158. 14 + 3 + 23
159. 7 × 21 + 12
160. 10 × 15 – 15 × 21
161.50+(58+37)×(64-45)
162.20-148+35
163. 45×2-4160
164(58+37)×65
165. 95×(1-45)
166. 8-145+420+580-64×21
167. 81-9+31×11
168. 85+14×(14+28)
169.(28+16)×(512-8208)
170.12-36×4+35
171.(5+37)×(64-9×5)
172. (618-68×55)÷85
173. 112× 12×48
174. 2×15+25
175. 16-+785-37
176. 72-12×5
177. 65×(8-12×4)
178. 15-107×4-7
179. 5×(37-13)+42×374
180. 52-(6+9)×25
181. 8+90×7
182. 19×2+4×3
183. 16×(50-46)
184. 31+3-5
185. 3-9×6
186. (4+32)+5
187. 74+15×3
188. 7+100×3
189. 65-6×4÷2
190.(44 -280)×(300—260)
191.(591+21)×(96÷8)
192.(20-100)+(15×2)
193. 70-8×5×4
194. (75-35)+(17+43)
195 . 40+(96-16+6)
196.(15×4—360)×6
197. 14+6×4-50
198. 74+(6÷6-8)
199. 2-45+121÷11
200. 218×(806-799)
201. 75÷5+300÷5
202. (15÷5+300)÷5
203. 2+7÷25+75
204. 09-(5+48÷24)
205. (17+2×4)÷40
206. 55-45+55
207. 92-20+2
208. 10-10×10
209.(5+5÷5)-40
210. 20÷25×4+80
211. 20÷25×4+80
212. (30-8×4)÷6
213. 2-6+3×2
214.(2-6)÷4+32
215.(2-150)÷6-40
216.(20-50)÷(60-40)
217. 4×26+173 + 297
218. 36-(58+1872-24)
219. 20×(150+37×16)
220. 10÷(850-25×6)+44
221.(744÷2+98)×43
222.(9+98)×(203-168)
223. 14×36-3213÷9
224.(38-158)×(38+72)
225. 26+84÷8-409
226. 1×3÷5
227. 2÷3÷5
228. 8x11-178
229. 17x11-17
230. 17x11-78
231. 3 × 40 - 4
232. 8 × 9 + 1
233. 12× 95 – 3
234. 8× 94 + 4
235. 3 – 38 ÷2
236. 7 × 59 + 7 × 9
237. 2 -( 3 + 45 )
238. 8 + ( 98 + 9 )
239. 9 × 6 + 6
240. 3 × 8 - 13
241. 7 × 9 + 34
242. 6 ×( 1 + 3 )
243. 8 + 8 × 15
244. 31 × 6 – 6
245. 97 - ( 2 – 102)
246. 9 × 19 – 1 × 27
247. 45 × 6 + 23 × 34
248. 14 × 7 – 6 × 125
249. 17 – 4 × 94
250. 3 × 89 + 13
251. 57 × 2 + 37
252. 3 × 3 + 16
253. 85 × 3 + 56
254. 2 + 144 ÷ 12
255. 3 × 11 + 43
256. 5 × 2 + 13 × 15
257. 7+ 19 × 56
258. 14 + 39 + 23
259. 7 × 2 + 12
260. 10 × 5 – 15 × 21
261.50+(8+37)×(64-45)
262.20-14+35
263. 45×2-460
264(58+3)×65
265. 95×(10-45)
266. 8-145+40+50-64×21
267. 81-9+31×91
268. 85+14×(4+28)
269.(28+16)×(512-808)
270.12-36×4+3
271.(5+3)×(64-9×5)
272. (668×55)÷85
273. 12× 12×48
274. 2×105+25
275. 16-+75-37
276. 72-12×5
277. 65×(8-12×4)
278. 15-107×4-7
279. 5×(37-13)+2×374
280. 2-(6+9)×25
281. 18+90×7
282. 109×2+4×3
283. 160×(50-46)
284. 351+3-5
285. 3-9×106
286. (4+30)+5
287. 74+19×3
288. 7+10×3
289. 5-6×4÷2
290.(4 -280)×(300—260)
291.(91+21)×(96÷8)
292.(90-100)+(15×2)
293. 90-8×5×4
294. (5-35)+(17+43)
295 . 4+(96-16+6)
296.(19×4—360)×6
297. 1+6×4-50
298. 7+(6÷6-8)
299. 2-4+121÷11
300. 21×(806-799
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http://zhidao.baidu.com/q?word=%D0%A1%D1%A7%CB%C4%C4%EA%BC%B6%CF%C2%B2%E1%BF%DA%CB%E3&ct=17&pn=0&tn=ikaslist&rn=10&srs=0
30乘80 24乘5 770除以70 66乘6 36乘30 0.078+0.333 447-400 99乘100 0.009乘10000 你要几个呀,你得说清楚,拜托。
25 -15 -80 =
26 -6 -64 =
27 + 3 -48 =
28 + 12 -32
29 + 21 -16 =
30 + 30 + 0 =
31 + 39 + 16 =
32 + 48 + 32 =
33 + 57 + 48 =
34 + 66 + 64 =
35 + 75 + 80 =
36 + 84 + 96 =
37 + 93 + 112 =
38 + 102 + 128 =
39 + 111 + 144 =
40 -30 -140 =
41 -21 -124 =
42 -12 -108 =
43 -3 -92 =
44 + 6 -76 =
45 + 15 -60 =
46 + 24 -44 =
47 + 33 -28 =
48 + 42 -12 =
49 + 51 + 4 =
50 + 60 + 20 =
51 + 69 + 36 =
52 + 78 + 52 =
53 + 87 + 68 =
54 + 96 + 84 =
55 -45 -200
56 -36 -184 =
57 -27 -168 =
58 -18 -152 =
59 -9 -136
60 + 0 -120
61 + 9 -104
62 + 18 -88
63 + 27 -72 =
64 + 36 -56
65 + 45 -40 =
66 + 54 -24 =
67 + 63 -8 =
68 + 72 + 8 =
69 + 81 + 24
70 -60 -260
71 -51 -244 =
72 -42 -228 =
73 -33 -212 =
74 -24 -196 =
绛旓細灏忓鍥涘勾绾鏁板涓嬪唽鍙g畻棰鍜岀瓟妗堝涓嬶細涓銆640梅80= 8 浜屻15脳5= 75 涓夈23脳3= 69 鍥涖12脳2脳5= 120 浜斻480梅80= 6 鍏16脳5= 80 涓冦27脳3= 81 鍏90梅15= 6 涔濄48梅4=12 鍗併640梅16=40 鍗佷竴銆39梅3= 13 鍗佷簩銆24脳20= 480 鍗佷笁銆32脳3= 96 鍗佸洓銆48梅16= ...
绛旓細灏忓鍥涘勾绾т笅鍐鏁板鍙g畻棰濡備笅锛1銆45+15脳6= 135 2銆250梅5脳8=400 3銆6脳5梅2脳4=60 4銆30脳3+8=98 5銆400梅4+20脳5= 200 6銆10+12梅3+20=34 7銆(80梅20+80)梅4=21 8銆70+(100-10脳5)=120 9銆360梅40= 9 10銆40脳20= 800 11銆80-25= 55 12銆70+45=115 13銆...
绛旓細涓鑸殑鍙g畻棰閮戒笉浼氬緢闅撅紝濡傛灉閫氳繃鍙g畻閬囧埌闂鍙互閫氳繃绔栧紡璁$畻鐨勬柟寮忚繘琛岃В鍐筹紝杩樻湁鍙互閫氳繃鍒嗘瀽棰樼洰鏈韩杩涜绠渚胯绠楋紝鍙g畻棰樺涓嬶細涓銆78+34=112 浜屻12脳12=144 涓夈196梅14=14 鍥涖120-76=44
绛旓細鍥涘勾绾т笅鍐鏁板灏忔暟鍔犲噺娉鍙g畻棰濡備笅锛1銆0.5+0.2=0.7銆2銆1.2-0.8=0.4銆3銆0.7+0.4=1.1銆4銆2.3-1.6=0.7銆5銆1.1+0.9=2銆6銆3.5-2.8=0.7銆7銆0.3+1.2=1.5銆8銆4.6-3.7=0.9銆9銆2.5+1.6=4.1銆10銆5.2-3.8=1.4銆傚彛绠楅鐨勬妧宸ф湁锛氬垎缁勫噾鏁存硶...
绛旓細1銆45+15脳6= 135 2銆250梅5脳8=400 3銆6脳5梅2脳4=60 4銆30脳3+8=98 5銆400梅4+20脳5= 200 6銆10+12梅3+20=34 7銆(80梅20+80)梅4=21 8銆70+(100-10脳5)=120 9銆360梅40= 9 10銆40脳20= 800 11銆80-25= 55 ...
绛旓細杩欐槸鎴戜滑鐨勬殤鍋囦綔涓,鑰佸笀璁╂垜浠绠500閬鍙g畻銆(鑻忔暀鐗鍥涘勾绾т笅鍐鏁板)鏄竴姝ヨ绠椼傝繕鏈変竴椤规槸500閬撹劚寮忚绠(閫掔瓑寮忚绠),涔熸槸鑻忔暀鐗堢殑銆... 杩欐槸鎴戜滑鐨勬殤鍋囦綔涓,鑰佸笀璁╂垜浠绠500閬撳彛绠椼(鑻忔暀鐗堝洓骞寸骇涓嬪唽鏁板)鏄竴姝ヨ绠椼 杩樻湁涓椤规槸500閬撹劚寮忚绠(閫掔瓑寮忚绠),涔熸槸鑻忔暀鐗堢殑銆 灞曞紑 ...
绛旓細0.56+0.4=80脳25=銆 1-0.93= 1.25脳100= 5.6+99= 100梅25=銆 90-0.9= 41脳100= 8800梅400= 0.12脳10= 600梅30= 7.59梅100= 150+70= 356-98= 125脳8= 612梅6= 銆 銆12脳80=銆 1.5脳100=銆 840梅40= 0.125脳100=銆 8梅100= 2.3+3.6= 0.28+...
绛旓細鍥涘勾绾т笅鍐鏁板鍙g畻棰 2涓洖绛 #鐑# 璇ヤ笉璇ヨ瀛╁瓙寰堟棭瀛︿範浜烘儏涓栨晠?璁稿崕鏂2002 2014-08-01 路 鐭ラ亾鍚堜紮浜烘暀鑲茶瀹 璁稿崕鏂2002 鐭ラ亾鍚堜紮浜烘暀鑲茶瀹 閲囩撼鏁:6314 鑾疯禐鏁:37995 姹熻タ甯堣寖澶у鏁板鏁欒偛涓撲笟姣曚笟,2011骞存睙瑗胯储缁忓ぇ瀛︽暟閲忕粡娴庡纭曞+姣曚笟 鎵ф暀12骞 鍚慣A鎻愰棶 绉佷俊TA 鍏虫敞 ...
绛旓細鍥涘勾绾т笅鍐屽彛绠楅--娣峰悎杩愮畻 80梅2+100梅5= 45-20脳3梅4= 240梅6-2脳15= 52-36梅3+20= 320-200梅5脳8= 140-20脳5+25= 20脳30+20脳40= 25脳(30+10)= 800梅40-400梅40= (840-400)梅4= 600梅(120梅60)= 60梅(10+120梅60)= (600梅10+10)梅7= (26+14)脳70= 260+...
绛旓細鍥涘勾绾т笅鍐屽彛绠楅鈥斺旇繍绠楀緥 52+44+148= 78+125+75= 79+89+121= 25脳62脳4= 125脳7脳8= 70脳12脳5= 32脳25= 5脳锛12脳11锛= 560梅