简便计算题大全四年级

简便计算题大全四年级

小学四年级数学,简便计算,很基础的题型

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第1个回答  推荐于2018-07-13
9 × 37+9 ×63
=9×(37+63)
=9×100
=900

36×97-58×36+61×36
=36×(97-58+61)
=36×100
=3600

5000÷8÷125
=5000÷(8×125)
=5000÷1000
=5

25x(4+8)
=25×4+25×8
=100+200
=300
25 ×(20 + 4)
=25×20+25×4
=500+100
=600

45 × 7 + 55 × 7
=(45+55)×7
=100×7
=700

8 × 27 + 8 × 73
=8×(27+73)
=8×100
=800

329×101
=329×100+329×1
=32900+329
=33229
84x101
=84×100+84×1
=8400+84
=8484本回答被网友采纳
第2个回答  2020-08-21
等于s就是就是就是就是就是b
第3个回答  2020-08-17
9✘82+18✘9
=9✘(82+18)
=9✘100
=900
第4个回答  2016-08-03
小学四年级简便计算题大全及答案
例1、5.76+13.67+4.24+6.33
=(5.76+4.24)+(13.67+6.33)
=10+10
=20
例2、37.24+23.79-17.24
=37.24-17.24+23.79
=20+23.79
=43.79
例3、 4×3.78×0.25
=4×0.25×3.78
=1×3.78
=3.78
例4、 125×246×0.8
=125×0.8×246
=100×246
=24600
例5、(2.5+12.5)×40
=2.5×40+12.5×40
=100+500
=600
例6、3.68×4.79+6.32×4.79
=(3.68+6.32)×4.79
=10×4.79
=47.9
例7. 26.86×25.66-16.86×25.66
=(26.86-16.86) ×25.66
=10×25.66
=256.6
例8、 5.7×99+5.7
= 5.7×(99+1)
=5.7×100
=570
例9、34×9.9
=34×(10-0.1)
=34×10-34×0.1
=340-3.4
=336.6
例10、 57×101
=57×(100+1)
=57×100+57×1
=5757
例11、7.8×1.1
=7.8×(1+0.1)
=7.8×1+7.8×0.1
=7.8+0.78
=8.58
例12、25×32
=25×4×8
=100×8
=800
例13、125×0.72
=125×8×0.09
=1000×0.09
=90
例14、87×2/85
=(85+2) ×2/85
=85×2/85+2×2/85
=2+4/85
=2又4/85
例15、56.5-3.7-6.3
=56.5-(3.7+6.3)
=56.5-10
=46.5
例16、32.6÷0.4÷2.5
=32.6÷(0.4×2.5)
=32.6÷1
=32.6
例16、86.7×0.356+1.33×3.56
=8.67×3.56+1.33×3.56
=(8.67+1.33)×3.56
=10×3.56
=35.6
例17、15.6÷4-5.6×1/4
=15.6×1/4-5.6×1/4
=(15.6-5.6)×1/4
=10×1/4
=2又1/2
例18、16/23×27+16×19/23
=27/23×16+16×19/23
=16×(27/23+19/23)
=16×2
=32
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