(-2.5)×8×(-4)×(-0.125)
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(-2.5)×8×(-4)×(-0.125)(-2.5)×8×(-4)×(-0.125)(-2.5)×8×(-4)×(-0.125)-1.5
(-2.5)×8×(-4)×(-0.125)
(-2.5)×8×(-4)×(-0.125)
(-2.5)×8×(-4)×(-0.125)
-1.5
0.625*(8.3-2.5*0.12)简便计算
(-2.5)×8×(-4)×(-0.125)
线缆规格这些数字分别代表什么?线规 OD:4×8mm,2×【(18/0.12+2/0.10发烧铜)+32/0.12】
把他们分分类,有理数:【】无理数【】-7/4,1.010010001,8/33,0,-π,355/133,-2.626626662…,0.12(0.12的2上有个点)
两道小学数学递等式!速度!7.5×2.3+1.9×2.5+22.5×0.4(1+0.12+0.23)×(0.12+0.23+0.34)—(1+0.12+0.23+0.34)×(0.12+0.23)小学5年级没学过.我要巧算,谢谢
(1+0.12+0.23)×(0.12+0.23+0.34)- (1+0.12+0.23+0.34)×(0.12+0.23).
-2.5(不知道是25还是2.5)*(-0.125)*(-4)*(4/5)*1又1/4*(-8)
(-125)(-2.5)(-5)(+2)(-4)(-8)的计算过程
初一科学同步练习上册第四面第8题2.5m=()dm,72cm=()m,0.12m=()mm,2mm=()nm,5km=()cm用科学法转换
8×(1.25+2.5)×4这些题怎么做?
简便运算;0.12(2循环)+0.23(3循环)+0.24(4循环)+.+0.78(8循环)+0.89(9循环)
8(4+x)=72解方程和0.3(0.4-x)=0.12解方程怎么算?
2.3×0.48+0.48×8.7-0.12×4(巧算)
-0.12×(4分之3-6分之1+1)
4.12除以0.25-0.12乘以4(简便运算)4.12除以0.25-0.12乘以4(简便运算)
简便运算(1+0.12+0.23)X(0.12+0.23+0.34) - (1+0.12+0.34)X(0.12+0.23)
奥数简便运算(1+0.12+0.23)*(0.12+0.23+0.34)-(1+0.12+0.23+0.34)*(0.12+0.23)
(1+0.12+0.23)*(0.12+0.23+0.34)-(1+0.12+0.23+0.34)*(0.12+0.23)=简便方法