四年级数学简算题 四年级下册数学简便运算题100道
\u56db\u5e74\u7ea7\u6570\u5b66\u4e0b\u518c\u7b80\u4fbf\u8ba1\u7b97\u98981000\u9053\u8fd0\u7528\u4e58\u6cd5\u5206\u914d\u5f8b\uff0c\u4e58\u6cd5\u7ed3\u5408\u5f8b\u6c42\u89e3\u3002
\uff081\uff09300\u00f7125\u00f78=300\u00f7\uff08125\u00d78\uff09=300\u00f71000=0.3
\uff082\uff09396-96-172-28 =\uff08396-96\uff09-\uff08172+28\uff09= 300-200 = 100
\uff083\uff09125*24 = 125*8*3 = 1000*3 = 3000
\uff084\uff0926*15 = \uff0820+6\uff09*15 = 20*15 + 6*15 = 300+90 =390
\uff085\uff0925*99*4 = 25*4*99 = 100*99 = 9900
\uff086\uff09250*32 = 250*4*8 = 1000*8 = 8000
\u7b80\u4fbf\u8fd0\u7b97\uff1a
1\u300124.6-3.98+5.4-6.02
\u89e3\u6790\uff1a\u6b64\u9898\u5229\u7528\u52a0\u6cd5\u4ea4\u6362\u7ed3\u5408\u5f8b\uff0c\u51d1\u6574\u518d\u8ba1\u7b97\u3002\u6b65\u9aa4\u5982\u4e0b\uff1a
24.6-3.98+5.4-6.02
=\uff0824.6+5.4\uff09-\uff083.98+6.02\uff09
=30-10
=20
2\u300127\u00d717/26
\u89e3\u6790\uff1a\u6b64\u9898\u5148\u7528\u52a0\u6cd5\u5206\u914d\u5f8b\uff0c\u628a27\u8f6c\u6362\u6210\uff0826\uff0b1\uff09\uff0c\u518d\u5229\u7528\u4e58\u6cd5\u7ed3\u5408\u5f8b\uff0c\u4f7f\u5f97\u8fd0\u7b97\u7b80\u4fbf\u3002
27\u00d717/26
\uff1d\uff0826\uff0b1\uff09\u00d717/26
\uff1d26\u00d717/26\uff0b1\u00d717/26
\uff1d17\uff0b17/26
\uff1d17\u53c817/26
3\u3001528-99
\u89e3\u6790\uff1a\u5229\u7528\u51d1\u6574\u6cd5\u548c\u51cf\u6cd5\u7ed3\u5408\u5f8b\u8ba1\u7b97\uff0c\u5148\u5229\u7528\u51d1\u6574\u6cd5\u628a99\u53d8\u6362\u4e3a\uff08100-1\uff09\uff0c\u518d\u8fd0\u7528a-b-c=a-(b+c)\u6765\u7b80\u4fbf\u8ba1\u7b97\uff0c\u6b65\u9aa4\u5982\u4e0b\uff1a
528-99
=528-\uff08100-1\uff09
=528-100+1
=428+1
=429
\u542b\u4e49\uff1a
\u201c5436\u00f718\u201d\u8fd9\u662f\u7b2c\u516b\u518c\u7ec3\u4e60\u4e8c\u5341\u4e03\u7b2c\u4e94\u9898\u4e2d\u7684\u4e00\u9053\u5173\u4e8e\u9664\u6cd5\u7684\u7b80\u4fbf\u8fd0\u7b97\u9898\u3002\u6b63\u662f\u56e0\u4e3a\u9898\u76ee\u7684\u8981\u6c42\u662f\u201c\u4e0b\u9762\u5404\u9898\uff0c\u600e\u6837\u7b80\u4fbf\u5c31\u600e\u6837\u7b97\u201d\uff0c\u6240\u4ee5\u5b66\u751f\u7684\u7b54\u6848\u53ef\u8c13\u662f\u591a\u79cd\u591a\u6837\uff0c\u4e3b\u8981\u6709\u4ee5\u4e0b\u56db\u79cd\uff1a
\u2460\u76f4\u63a5\u7b97\u5c31\u975e\u5e38\u7b80\u4fbf\uff1b
\u24615436\u00f718=5400\u00f718+36\u00f718=300+2=302\uff1b
\u24625436\u00f718=5436\u00f79\u00f72=604\u00f72=302\uff1b
\u24635436\u00f718=5436\u00f76\u00f73=906\u00f73=302\u3002
我打了这么多字,手都酸了,希望能给我点分,这些都是简算本上的金华,希望您好好做吧!
6.9+4.8+3.1 0.456+6.22+3.78
4.02+5.4+0.98 5.17-1.8-3.2
7.85+2.34-0.85+4.66 3.82+2.9+0.18+9.1 7.14-0.53-2.47
0.398+0.36+3.64 15.75+3.59-0.59+14.25
66.86-8.66-1.34 0.25×16.2×4 3.72×3.5+6.28×3.5 36.8-3.9-6.1
15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 32+4.9-0.9
4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09
25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8
18.76×9.9+18.76 3.52÷2.5÷0.4 3.9-4.1+6.1-5.9
5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2
17.8÷(1.78×4) 0.49÷1.4 1.25×2.5×32 3.65×10.1
15.2÷0.25÷4 0.89×100.1
3.83×4.56+3.83×5.44 4.36×12.5×8 9.7×99+9.7
27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 3.2×0.25×12.5
(45.9-32.7)÷8÷0.125 3.14×0.68+31.4×0.032 5.6÷1.25÷0.8÷2.5÷0.4
7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26
3.9×2.7+3.9×7.3 18-1.8÷0.125÷0.8 12.7×9.9+1.27
21×(9.3-3.7)-5.6 15.02-6.8-1.02 5.4×11-5.4
2.3×16+2.3×23+2.3 9.43-(6.28-1.57) 3.65×4.7-36.5×0.37
46×57+23×86 13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7
101×0.87-0.91×87 10.7×16.1-15.1×10.7 0.79×199
4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24
2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98
0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5
3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55
3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403
3.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.25×36
12.7-(3.7+0.84) 36.54-1.76-4.54 0.25×0.73×4
7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4
1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.4-9.6×0.35
0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6
0.86×15.7-0.86×14.7 2.4×102 2.31×1.2×0.5
14-7.32-2.68 2.64+8.67+7.36+11.33 70÷28
(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5
4.5÷1.8 4.2÷3.5 930÷0.6÷5
63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)
(7.7+1.54)÷0.7 2.5×2.4 2.7÷45 15÷(0.15×0.4)
0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25
120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 6-1.6÷4= 5.38+7.85-5.37= 7.2÷0.8-1.2×5= 6-1.19×3-0.43= 6.5×(4.8-1.2×4)= 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 0.68×1.9+0.32×1.9 58+370)÷(64-45) 420+580-64×21÷28 136+6×(65-345÷23) 18.1+(3-0.299÷0.23)×1 (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 3.2×6+(1.5+2.5)÷1.6 0.68×1.9+0.32×1.9 10.15-10.75×0.4-5.7 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 33.02-(148.4-90.85)÷2.5 (25%-695%120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 6-1.6÷4= 5.38+7.85-5.37= 7.2÷0.8-1.2×5= 6-1.19×3-0.43= 6.5×(4.8-1.2×4)=
45.55-(6.82+15.55)
34.52-17.87-12.23
6.43-(1.4-0.57)
23.75-8.64-3.46
17.83-9.5-7.83-0.5
5.38+88.2-2.38+1.8
27.38-5.34+2.62-4.66
21.63-(8.5+9.63)
7.5-2.45+7.5+2.45
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
99999×26+33333×22
19175÷59+678
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5
125×(8+0.8+0.08)
35 ÷〔78-(25+38)〕
3.35×6.4×2+6.7×3.6
18.7-3.375-6.625
25×1.25×32
1.28+9.8+7.72+10.2
12 ×1951 +12×2049
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194-64.8÷1.8×0.9
36.72÷4.25×9.9
5180-705×6
24÷2.4-2.5×0.8
671×15-974
469×12+1492
405×(3213-3189)
12*(1/2+2/3+5/6)
1.25×17.6+36.1÷0.8+2.63×12.5
7.5× 2.3+1.9×2.5
1999+999×999
75÷〔138÷(100-54)〕
80400-(4300+870÷15)
240×78÷(154-115)
1437×27+27×563
〔75-(12+18)〕÷15
2160÷〔(83-79)×18〕
325÷13×(266-250)
58870÷(105+20×2)
[37.85-(7.85+6.4)] ×30
[192-(54+38)]×67
[(7.1-5.6)×0.9-1.15]÷2.5
[60-(9.5+28.9)]÷0.18
20×[(2.44-1.8)÷0.4+0.15]
0.8×[(10-6.76)÷1.2]
25%-695%-12%)*36
3/4*3/5+3/4*2/5
(1-1/4+8/9)/7/9 45%+6325
1/2+1/3+1/4
789+456-78
45%+54%-36%
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26- 9000
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
1+5/6-19/12
2/3+1/6/3/24+2/21
1*8/15*3/5
给点分吧!
(1) 67+42+33+58
(2) 258-58-26-74
(3) 125×16
(4) 50×(2×4)×25
(5) 7×8×3×125
(6) 26×103
(7) 501×12
(8) 25×(40+8)
(9) 39×14+61×14
(10) 163×8+37×8
(11) 202×13
(12) 77×4×5
(13) 27×99
(14) 48×250
(15) 98+303
(16) 49+49×49
(17) 55×25+25×45
(18) 123×67-23×67
(19) 39×101-39
(20) 99×64+64
(21) 76×23+24×23
(22) 12+19×12
(23) 21+254+79+46
(24) 25×16×5
(25) 52×32+48×32
(26) 18×137-18×37
(27) 450÷18
(28) 420÷35
(29) 480÷15
(30) 21×99
(31) 125×32
(32) 12×301
(33) 75×3×4
(34) 19+99×19
(35) 256×9-46×9
(36) 13+13×49
(37) (25+125)×8
(38) 541×67-67×441
(39) 43×201
(40) 102×35
(41) 304×22
(42) (30+4)×25
(43) 38×7+62×7
(44) 152×8+148×8
(45) 16×401
(46) 103×23
(47) (30+2)×15
(48) 125×(8+16)
(49) 68×48+68×2
(50) 5×27+63×5
(51) 12×(40-5)
(52) 64×9-14×9
(53) 35×98
(54) 23×134-34×23
(55) 102×45
(56) 648+203
(57) 98×32
(58) 44×25
(59) 63+15×2
(60) 43+43×39
(61) 27×37+37×23
(62) 256×7-56×7
(63) 48×101-48
(64) 99×62+62
(65) 41×99
(66) 765+98
(67) 560÷16
(68) 201×34
(69) 36×25
(70) 304+297
(71) 18×45+18×55
(72) 226×13-26×13
(73) 15×301-15
(74) (30+8)×25
(75) 25×65+25×25
(76) 75×141-75×40
(77) 125×18
(78) 25×35+25
(79) 71×23-71×13
(80) 125×(80-8)
(81) 101×89-89
(82) 88×22+22×12
(83) 28×57+43×28
(84) 202×41
(85) 25×19×4
(86) 47+99+47
(87) 103×37
(88) 34×201
(89) 25×5×16
(90) 56+56×49
(91) 57×26+26×43
(92) 373×9-73×9
(93) 78×101-78
(94) 199×53+53
(95) 25×124-24×25
(96) 250×28
(97) 125×16
(98) 250×9×4
(99) 48×125
(100) 24×250
(101) 402×15
(102) (25+250)×4
(103) 199×9+199
(104) 27×18+82×27
(105) 2×46+46×18
(106) 401×25
(107) 72×101
(108) 42×(30-1)
(109) 101×85-85
(110) 25×19
(111) 152×49+51×152
(112) 50×(60+8)
(113) 93×99+93
(114) 13×125×8
(115) 125×17+63×125
(116) 492-145-155
(117) 43×25×2
(118) 24×25
(119) 28×111-28×11
(120) 63×8+91×63+63
绛旓細40涔13涔25 =40*25*13 =1000*13 =13000 480闄や互32 =16*30/16*2 =30/2 =15 120闄や互5闄や互4 =120/锛5*4锛=120/20 =6 38涔201 =38*锛200+1锛=38*200+38*1 =7600+38 =7638 45涔97-7涔45 =45锛97-7锛=45*90 =45*锛100-10锛=45*100-45*10 =4500-450 =4050 21涔41鍑...
绛旓細18.76脳9.9锛18.76 3.52梅2.5梅0.4 3.9锛4.1锛6.1锛5.9 5.6梅3.5 9.6梅0.8梅0.4 4.2脳99锛4.2 17.8梅(1.78脳4) 0.49梅1.4 1.25脳2.5脳32 3.65脳10.1 15.2梅0.25梅4 0.89脳100.1 146.5锛(23锛46.5)3.83脳4.56锛3.83脳5.44 4.36脳12.5脳8...
绛旓細灏忔暟涔橀櫎娉曠畝渚胯绠椾簲骞寸骇涓婂唽100閬撹绠楅銆 涓銆佽鍫傜粌涔犲叚骞寸骇绠绠楅100閬撶瓟妗堛 0.脳3.69脳8鍏勾绾т笂鍐鏁板150閬撶畝渚胯绠楅銆 (2.5-0.25)8.59脳 0.36脳15.7-0.36脳13.7 5.64脳1.28+8.72脳5.64绠渚胯繍绠楅澶у叏1000棰樸 0.63脳绠渚胯绠楅鍙婄瓟妗堛 60梅48 7.73脳0.5+2.27梅2 4.37+99脳4.37 10.1脳38.67-3.鍏勾...
绛旓細鐢ㄧ畝渚挎柟娉曡绠楀涓嬶細1銆佸姞娉曚氦鎹㈠緥锛氫袱鏁扮浉鍔犱氦鎹㈠姞鏁扮殑浣嶇疆锛屽拰涓嶅彉銆2銆佸姞娉曠粨鍚堝緥锛氫笁涓暟鐩稿姞锛屽厛鎶婂墠涓や釜鏁扮浉鍔狅紝鎴栧厛鎶婂悗涓や釜鏁扮浉鍔狅紝鍐嶅悓绗笁涓暟鐩稿姞锛屽拰涓嶅彉銆3銆佷箻娉曚氦鎹㈠緥锛氫袱鏁扮浉涔橈紝浜ゆ崲鍥犳暟鐨勪綅缃紝绉笉鍙樸4銆佷箻娉曠粨鍚堝緥锛氫笁涓暟鐩镐箻锛屽厛鎶婂墠涓や釜鏁扮浉涔橈紝鎴栧厛鎶婂悗涓や釜鏁扮浉涔...
绛旓細灏忓鍥涘勾绾т箻娉曡繍绠楀畾寰5*9*125*6*8鎬庝箞鍋 5脳9脳125脳6脳8 =锛5脳9脳6锛壝楋紙125脳8锛 =270脳1000 =270000 浣犲ソ锛屾湰棰樺凡瑙g瓟锛屽鏋滄弧鎰忥紝璇风偣鍙充笂瑙掆滈噰绾崇瓟妗堚濄鍥涘勾绾ф暟瀛涓嬪唽杩愮畻瀹氬緥涓庣畝渚胯绠楀綊绫讳範棰樻湁鍚 涓銆佷粩缁嗘兂锛岃鐪熷~銆傦紙姣忕┖1鍒嗭紝鍏25鍒嗭級 1銆佺敤瀛楁瘝蓱銆乥銆乧...
绛旓細浜诧紝鐢ㄥ噾鏁存硶 4725脳 锛1000-1锛=4725脳 1000-4725 =4725000-4725 =4720275
绛旓細1.2锛9锛10.2 5.43锛3.06锛2.37 3锛1.2锛4.2 0.12锛5锛5.12 1.2锛1.8锛1.4锛4.4 6.2锛16锛3.8锛26 14锛0.6锛13.4 20.3锛8锛12.3 50锛1.5锛4锛 53.5 175锛0.56锛174.44 2.08锛11锛13.089 0.4锛20锛 20.4 2.5锛67锛7.5锛77 4.5锛3锛1.5 25锛0...
绛旓細蹇績绠楁暀鏉愮殑缂栨帓鍜岄毦搴︽槸绱ф墸灏忓鏁板澶х翰骞朵笌鍒濅腑浠f暟鎺ヨ建锛屾瘮灏忓璇炬湰鏇寸畝渚跨殑涓闂ㄩ熺畻銆傜畝鍖栦簡绗旂畻锛屽姞寮轰簡鍙g畻銆傜畝鍗曪紝鏄撳锛岃叮鍛虫у己锛屽皬瀛︾敓閫氳繃鐭椂闂村煿璁悗锛屽浣嶆暟鍔狅紝鍑忥紝涔橈紝闄わ紝涓嶅垪绔栧紡锛岀洿鎺ュ彲浠ュ啓鍑虹瓟鏁般傚彛绠--蹇績绠楃殑濂囩壒鏁堟灉锛屼笁骞寸骇浠ヤ笂浠绘剰澶氫綅鏁扮殑涔橀櫎鍔犲噺鍏ㄩ儴瀛﹀畬锛屼簩骞寸骇澶氫綅...
绛旓細鍥犱负56=7X8 鎵浠7000闄や互56=7000梅7梅8=1000梅8 鍦鏁板涓紝鍍100梅4,1000梅8涔嬬被鐨勬槸瑕佽儗鍑烘潵鐨勶紝鎵浠11000梅8=125
绛旓細灏忓鏁板鍥涘勾绾璁$畻棰樿繃鍏崇粌涔犱竴 涓銆佽浣犲彛绠椼0.38+0.6= 155-(60-55)= 64.2+5.7= 643-27-73= 0.97-0.09= 12.8-9.86= 17.08-4.58 = 9900梅25梅4= 3.5+0.6= 5-0.15= 4.35+5.35= 99脳55+55= 0.81+0.09= 0梅78= 60锛20梅5= 47脳25脳4= 0.5+0.5= 0...