1.25*6.17+0.125*18.3简便计算
1.25*6.17+0.125*18.3简便计算
1.25*6.17+0.125*18.3
=1.25*6.17+1.25*1.83
=1.25*(6.17+1.83)
=1.25*8
=10
根据0.37×18=3.7×1.8算出1.25×6.17+0.125×18.3怎么简便计算, 1.25×6.17+0.125×18.3的简便演算法
1.25×6.17+0.125×18.3
=1.25×6.17+1.25×1.83
=1.25×(6.17+1.83)
=1.25×8
=10
解:1.25x6.17+0.125x18.3
=0.125x61.7+0.125x18.3
=0.125x(61.7+18.3)
=0.125x80
=10。
1.25×6.17 0.135×18.3简便计算
1.25×6.17+0.135×18.3
=1.25X6.17+1.25X1.83+0.1X1.83
=1.25X(6.17+1.83)+0.183
=1.25x8+0.183
=10+0.183
=10.183
1.25×6.17+0.125×18.3。
1.25×6.17+0.125×18.3
=1.25×6.17+1.25×1.83
=1.25x(6.17+1.83)
=1.25x8
=10
1.25乘6.17加0.125乘18.3简便方法
1.25乘6.17加0.125乘18.3
= 1.25*6.17+ 0.125*18.3
=1.25*6.17+ 1.25*1.83
=1.25*(6.17+ 1.83)
=1.25*8
=10
0.125 +7.9×1.25简便计算
=0.125+7.9×0.125×10
=0.125+79×0.125
=0.125(1+79)
=0.125×80
=10
(1.25一0.125)x8简便计算
(1.25一0.125)x8
=1.25x8一0.125x8
=10-1
=9
1.25x79.9 0.125简便计算
1.25x79.9+0.125
=1.25x(79.9+0.1)
=1.25x80
=100
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