9.5×3/4+6.5×75,简便运算
9.5×3/4+6.5×75,简便运算
9.5×3/4+6.5×75
=9.5×0.75+6.5×75
=9.5×0.01×75+6.5×75
=75×(9.5×0.01+6.5)
=75×(0.095+6.5)
=75×6.595
=494.625
75%+3/4*59-0.75简便运算
75%+3/4*59-0.75
=3/4*(1+59-1)
=3/4*59
=3/4*(60-1)
=45-3/4
=44又1/4
75%*9.375+62.5%*3/4=? 简便运算
原式
=4分之3×9.375+4分之3×0.625
=4分之3×(9.375+0.625)
=4分之3×10
=4分之30
=2分之15
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6.35*0.75+4.65*75%-3/4 简便运算
6.35*0.75+4.65*75%-3/4
=6.35*0.75+4.65*0.75-0.75
=0.75*(6.35+4.65-1)
=0.75*10
=7.5
80*3/4简便运算
80*3/4简便运算
80*3/4
=20*3
=60
分数乘法
直接计算
3/4*65+75%*36-0.75(怎样简便运算)
3/4*65+75%*36-0.75
= 0.75×65 + 0.75×36 - 0.75
=0.75×(65 + 36 -1)
= 0.75 ×100
= 75
8.5*3/4+6.5*0.075+3/4怎么简便
8.5*3/4+6.5*0.075+3/4
=3/4×(8.5+0.65+1)
=0.75×(10+0.1+0.05)
=7.5+0.075+0.0375
=7.6125
3/0.125简便运算
解“3÷0.125
=(3*80)÷(0.125*8)
=24÷1
=24
263+128*3/4的简便运算
263+128*3/4=263+128/4*3=263+32*3=263+96=363-4=359
-2.1脳6.5脳-3/7简便运算怎么写?
-2.1脳6.5脳-3/7简便运算怎么写
-2.1脳6.5脳-3/7
=-13.65-3/7
=-13y又13/20-3/7
=-14又11/140