8.41Ⅹ0.5+8.41x0.5怎么简便计算
1个回答
关注
展开全部
答案8.41,简便计算。 8.41x0.5+8.41x0.5 =8.41x(0.5+0.5) =8.41x1 =8.41
咨询记录 · 回答于2022-11-08
8.41Ⅹ0.5+8.41x0.5怎么简便计算
答案8.41,简便计算。 8.41x0.5+8.41x0.5 =8.41x(0.5+0.5) =8.41x1 =8.41
答案8.41,简便计算。 8.41x0.5+8.41x0.5 =8.41x(0.5+0.5) =8.41x1 =8.41
运用乘法分配律的逆运算,axb+axc=ax(b+c)
谢谢请老师9.1÷0.125÷800怎么做
9.1➗0.125➗800=9.1➗(0.125x800)=9.1➗100=0.091
66x-2.4=4.2怎么做25x-0.6=3怎么做
66x-2.4=4.2,66x-2.4+2.4=4.2+2.4,66x=6.6,66x➗66=6.6➗66,x=0.1
25x-0.6=3,25x-0.6+0.6=3+0.6,25x=3.6,25x➗25=3.6➗2.5,x=0.144
请问老师50.4x1.9-1.8怎么做
50.4x1.9-1.8 =50.4x(2-0.1)-1.8 =50.4x2-50.4x0.1-1.8 =100.8-5.04-1.8 =100.8-1.8-5.04 =99-5.04 =93.96