早教吧作业答案频道 -->数学-->
能简算的要简算270÷5÷6420÷(7×5)420÷35.
题目详情
能简算的要简算
270÷5÷6
420÷(7×5)
420÷35.
270÷5÷6
420÷(7×5)
420÷35.
▼优质解答
答案和解析
(1)270÷5÷6
=270÷(5×6)
=270÷30
=9;
(2)420÷(7×5)
=420÷7÷5
=60÷5
=12;
(3)420÷35
=420÷(7×5)
=420÷7÷5
=60÷5
=12.
=270÷(5×6)
=270÷30
=9;
(2)420÷(7×5)
=420÷7÷5
=60÷5
=12;
(3)420÷35
=420÷(7×5)
=420÷7÷5
=60÷5
=12.
看了 能简算的要简算270÷5÷6...的网友还看了以下:
脱式计算,能简算的要简算.7.5×2+1.25÷0.598×7.580÷0.25+0.7519×3 2020-04-07 …
解方程.2x-5.2=2.84.3x-1.8x=97.513(x+5)=1692x-20=42x+ 2020-04-07 …
用递等式计算,能简便的要简便计算.200-5.2×303.8×3.5+6.2×3.59×1014. 2020-04-07 …
与0.75÷25的结果相等的算式是()A.75÷0.25B.7.5÷250C.7.5÷2.5D.7 2020-07-13 …
定义运算:a⊙b=3a+5ab+kb,其中a,b为任意两个数,k为常数.比如:2⊙7=3×2+5× 2020-07-17 …
解方程.2x-5.2=2.84.3x-1.8x=97.513(x+5)=1692x-20=42x+ 2020-07-18 …
解方程.2x-5.2=2.84.3x-1.8x=97.513(x+5)=1692x-20=42x+ 2020-07-18 …
解方程.4x-5.2=5.24.8x+2.6x=3.72(x+8)=223x+6.4×2=50.3 2020-07-19 …
已知a=(根号2)-1b=(2倍根号2)-根号6c=(根号6)-2比较abc的大小已知xy=1,x 2020-07-24 …
下面各题怎样简便就怎样算.3.5×2.34+7.66×3.5912-384÷16×13(1112+ 2020-07-25 …