脱式计算大全及答案30道 求30道拖脱式计算题（带答案）~急~~~~
\u8131\u5f0f\u8ba1\u7b97\u5927\u5168\u53ca\u7b54\u684830\u90531.
4\u00d7102\uff0d2\u00d749
=408-2\u00d749
=408-98
=310
2.
25\u00d7\uff082+4\uff09
=25\u00d72+25\u00d74
=50+100
=150
3.
12\u00d75+8
=60+8
=68
4.
99\u00d7101
=99\u00d7(100+1)
=99\u00d7100+99\u00d71
=9900+99
=9999
5.
25\u00d7\uff0878\u00d74\uff09
=25\u00d74\u00d778
=100\u00d778
=7800
6.
\uff0825\uff0b12\uff09\u00d74
=25\u00d74+12\u00d74
=100+48
=148
7.
1.4+0.7+8.6
=(1.4+8.6)+0.7
=10+0.7
=10.7
8.
56\u00d727\uff0b27\u00d744
=27\u00d7(56+44)
=27\u00d7100
=2700
9.
56\u00d799\uff0b56
=56\u00d7(99+1)
=56\u00d7100
=5600
10.
125\u00d725\u00d78\u00d74
=(25\u00d74)\u00d7(125\u00d78)
=100\u00d71000
=100000
12.
25\u00d7125\u00d74
=(25\u00d74)\u00d7125
=100\u00d7125
=12500
13.
125\u00d747\uff0d47\u00d725
=47\u00d7(125\uff0d25)
=47\u00d7100
=4700
14.
124\u00d738\uff0b65\u00d7124\uff0b76\u00d7110\uff0d76\u00d77
=124\u00d7\uff0838\uff0b65\uff09+76\u00d7\uff08110\uff0d7\uff09
=124\u00d7103+76\u00d7103
=103\u00d7\uff08124\uff0b76\uff09
=103\u00d7200
=20600
15.
233-157-43
=233-(157+43)
=233-200
=33
16.
125\u00d732\u00d725
=125\u00d78\u00d74\u00d725
=\uff08125\u00d78\uff09\u00d7\uff084\u00d725\uff09
=1000\u00d7100
=100000
17.
1.25\u00d7(8+10)
=125\u00d78+125\u00d710
=1000+1250
=2250
18.
99\uff0b99\u00d799
=99\u00d7\uff0899+1\uff09
=99\u00d7100
=9900
19.
264\u00d797\uff0b3\u00d7264
=264\u00d7\uff0897\uff0b3\uff09
=264\u00d7100
=26400
20.
62\u00d74\uff0b44\u00d76\uff0b6\u00d718
=62\u00d74+6\u00d7\uff0844\uff0b18\uff09
=62\u00d74+6\u00d762
=62\u00d7\uff084+6\uff09
=62\u00d710
=620
\u2026\u2026
30.
55+60+40+45
=\uff0855+45\uff09+(60+40)
=100+100
=200
\u9898\u76ee\u5982\u4e0b\uff0c\u4e0d\u8fc7\u53ea\u670915\u9053\u9898\u662f\u6709\u7b54\u6848\u7684\u3002
\u5e0c\u671b\u4f60\u4e0d\u662f\u5c0f\u5b66\u751f\uff0c\u6240\u4ee5\u53ea\u7ed9\u4e00\u534a\u7684\u7b54\u6848\uff0c\u563f\u563f
1. 3/7 \u00d7 49/9 - 4/3=7/3-4/3=3/3=1
2. 8/9 \u00d7 15/36 + 1/27=10/27+1/27=11/27
3. 12\u00d7 5/6 \u2013 2/9 \u00d73=10-2/3=30/3-2/3=28/3
4. 8\u00d7 5/4 + 1/4=10+1/4=40/4+1/4=41/4
5. 6\u00f7 3/8 \u2013 3/8 \u00f76=6*8/3-3/8*1/6=16-1/16=155/16
6. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9=1/7*\uff084*5/9+3\uff09=1/7*47/9=47/63
7. 5/2 -\uff08 3/2 + 4/5 \uff09=5/2-3/2-4/5=1-4/5=5/5-4/5=1/5
8. 7/8 + \uff08 1/8 + 1/9 \uff09=7/8+1/8+1/9=1+1/9=10/9
9. 9 \u00d7 5/6 + 5/6=\uff089+1\uff09*5/6=50/6
10. 3/4 \u00d7 8/9 - 1/3=\uff083/4*8/3-1\uff09*1/3=1*1/3=1/3
11. 7 \u00d7 5/49 + 3/14=\uff087*5/7+3/2\uff09*1/7=13/14
12. 6 \u00d7\uff08 1/2 + 2/3 \uff09=3+4=7
13. 8 \u00d7 4/5 + 8 \u00d7 11/5=8*\uff084/5+11/5\uff09=8*3=24
14. 31 \u00d7 5/6 \u2013 5/6=\uff0831-1\uff09*5/6=25
15. 9/7 - \uff08 2/7 \u2013 10/21 \uff09=9/7-2/7+10/21=1+10/21=31/21
16. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7
17. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
18. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
19. 17/32 \u2013 3/4 \u00d7 9/24
20. 3 \u00d7 2/9 + 1/3
21. 5/7 \u00d7 3/25 + 3/7
22. 3/14 \u00d7\u00d7 2/3 + 1/6
23. 1/5 \u00d7 2/3 + 5/6
24. 9/22 + 1/11 \u00f7 1/2
25. 5/3 \u00d7 11/5 + 4/3
26. 45 \u00d7 2/3 + 1/3 \u00d7 15
27. 7/19 + 12/19 \u00d7 5/6
28. 1/4 + 3/4 \u00f7 2/3
29. 8/7 \u00d7 21/16 + 1/2
30. 101 \u00d7 1/5 \u2013 1/5 \u00d7 21
2.8/9 × 15/36 + 1/27
3.12× 5/6 – 2/9 ×3
4.8× 5/4 + 1/4
5.6÷ 3/8 – 3/8 ÷6
6.4/7 × 5/9 + 3/7 × 5/9
7.5/2 -（ 3/2 + 4/5 ）
8.7/8 + （ 1/8 + 1/9 ）
9.9 × 5/6 + 5/6
10.3/4 × 8/9 - 1/3
11.7 × 5/49 + 3/14
12.6 ×（ 1/2 + 2/3 ）
13.8 × 4/5 + 8 × 11/5
14.31 × 5/6 – 5/6
15.9/7 - （ 2/7 – 10/21 ）
16.5/9 × 18 – 14 × 2/7
17.4/5 × 25/16 + 2/3 × 3/4
18.14 × 8/7 – 5/6 × 12/15
19.17/32 – 3/4 × 9/24
20.3 × 2/9 + 1/3
21.5/7 × 3/25 + 3/7
22.3/14 ×× 2/3 + 1/6
23.1/5 × 2/3 + 5/6
24.9/22 + 1/11 ÷ 1/2
25.5/3 × 11/5 + 4/3
26.45 × 2/3 + 1/3 × 15
27.7/19 + 12/19 × 5/6
28.1/4 + 3/4 ÷ 2/3
29.8/7 × 21/16 + 1/2
30.101 × 1/5 – 1/5 × 21
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绛旓細(45-17)+(9-3)=28+6=34 (45-17)+(9-6)=28+3=31 (45-18)+(9-3)=27+6=33 (45-18)+(9-6)=27+3=30 (45-27)+(9-3)=18+6=24 (45-27)+(9-6)=18+3=21 (45-28)+(9-3)=17+6=23 (45-28)+(9-6)=17+3=20 (46-17)+(8-3)=29+5=34 (46-17)+(8-...
绛旓細1銆56+31+24 =锛56+24锛+31 =80+31 =111 2銆615锛475锛125 =615+锛475+125锛=615+600 =1215 3銆125脳64 =125脳8脳8 =1000脳8 =8000 4銆 89锛101锛111 =101+锛89+111锛=101+200 =301 5銆24锛127锛476锛573 =锛24+476锛+锛127+573锛=500+700 =1200 6銆400锛273锛127 =...
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绛旓細脳锛25锛20锛3390锛10脳95 687锛嬶紙99锛67锛1000锛嬶紙1000锛988锛 3560锛20脳90 锛250锛150锛壝(30梅6) 687锛999梅3 锛4870-3675锛夛紜7200梅9 (9467-5642)梅(350梅70)绛旀灏变笉鐢ㄤ簡锛岀浉淇′綘浼氬仛銆
绛旓細姹涓夊崄閬鍖栧璁＄畻棰鍙婄瓟妗 寮鍚櫨搴 杈撳叆:鍖栧璁＄畻棰樺強绛旀 鐒跺悗杩涜鎼滃, 閫夋嫨鑷繁闇瑕佺殑鏂囦欢灏辫浜 鍑哄崄閬撳甫涓嫭寮у拰灏忔嫭寮х殑鑴卞紡璁＄畻棰樸 1.3/7 脳 49/9 - 4/3 2.8/9 脳 15/36 + 1/27 3.12脳 5/6 鈥 2/9 脳3 4.8脳 5/4 + 1/4 5.6梅 3/8 鈥 3/8 梅6 6.4/7 脳 5/9 + 3/7 ...
绛旓細1.45+15脳6= 135 2.250梅5脳8=400 3.6脳5梅2脳4=60 4.30脳3+8=98 5.400梅4+20脳5= 200 6.10+12梅3+20=34 7.(80梅20+80)梅4=21 8.70+(100-10脳5)=120 9.360梅40= 9 10.40脳20= 800 11.80-25= 55 12.70+45=115 13.90脳2= 180 14.16脳6= 96 15.300脳...
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绛旓細鑴卞紡璁＄畻銆408锛12脳24 锛46锛28锛壝60 42脳50锛1715梅5 32锛105梅5 锛108锛47锛壝52 420脳锛327锛238锛(4121+2389)梅7 671脳15-974 469脳12+1492 405脳(3213-3189) 5000-56脳23 125脳(97-81)6942+480梅3 304脳32-154 20+80梅4-20锛 100梅锛32-...
绛旓細1.45+15脳6= 135 2.250梅5脳8=400 3.6脳5梅2脳4=60 4.30脳3+8=98 5.400梅4+20脳5= 200 6.10+12梅3+20=34 7.(80梅20+80)梅4=21 8.70+(100-10脳5)=120 9.360梅40+10= 19 10.40脳20-200= 600 11.锛80-25锛*2= 110 12.70+45=115 13.90脳2梅3= 60 14....
