(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
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(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
=0.25×(370+24.5+5.5)
=0.25×400
=100
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
=370×0.25+0.25×24.5+5.5×0.25
=0.25×(370+24.5+5.5)
=0.25×400
=100
祝开心
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
=370×1/4+1/4×24.5+5.5×1/4
=(370+24.5+5.5)×1/4
=400×1/4
=100
负370乘以负1/4,负负得正,答案是92.5 0.25乘以24.5的答案是6.125 5又二分之一乘以四分之一的答案是八分之十一 一共的答案加起来,是100
-370×-1/4+0.25×24.5+(11/2×1/4)
(-370)×(-1/4)+0.25×24.5+(+5又1/2)×1/4
(-370)×(-1/4)+0.25×24.5+(- 5又1/2)×(25%)等于?
简便计算(-370)*(-1/4)+0.25*24.5+(+5又1/2)*4/1
(-370)X(-1/4)+0.25X24.5+(-5 1/2)X(-25%) 简便计算
计算(-370)x(-1/4)+0.25x24.5+(-5又1/2)x(-25%)
计算(-370)x(-4分之1)+0.25x24.5+(-5又2分之1)x(-25%)
计算(-370)x(-4分之1)+0.25x24.5+(-5又2分之1)x(25%)
(-370)*(-1/4)+0.25*24.5-(-5又1/2)*0.25
(负370)×(负4分之1)+0.25×24.5加(负5又2分之1)×(负0.25)简便算法
(负370)×(负4分之1)+0.25×24.5加(正5又2分之1)×(负0.25)简便算法
用简便运算: ①71又16/15*(-8) ②(-370)*(-4/1)+0.25*24.5+(+5又2/1)*4/1
(负370)×(负4分之1)+0.25×24.5加(正5又2分之1)×4分之1
(-370)*(-1/4)+0.25*24.5+(-5又1/2)*(-25%)
帮忙(—370)x(负4分之1)加0.25乘24.5加(加5又2分之一)乘4分之一
有理数简便计算乘法1.(-3/4)x(8-1 1/3-0.04)2.49 15/16 x (-8)3.(-370)x(-1/4)+0.25 x 24.5 + (-5 1/2)x(-2590)
(-370)x(-1/4)+0.25x24.5+(-11/2)x(0.25)用简便方法计算
(1)(-370)×(负四分之一)+0.25×24.5+(负五又二分之一)×(-25%)