怎样简便就怎样算.
4.27÷0.7×1.3
18.9-18.9÷1.4
8×4.6+3.5×8+4.4×8.
人气:465 ℃ 时间:2019-11-24 18:26:12
解答
(1)4.27÷0.7×1.3
=6.1×1.3,
=7.93;
(2)18.9-18.9÷1.4
=18.9-13.5,
=5.4;
(3)8×4.6+3.5×8+4.4×8
=(4.6+4.4+3.5)×8,
=12.5×8,
=100.
推荐
猜你喜欢
- he sits () tom and mary 注 between不能用,因为我这里没有between选择
- 48,a,b,c,-12是等差数列中的连续五项,则a,b,c的值
- 八年级上册函数习题
- 当a的取值范围是_____时,级数∑n^2/a^n收敛,求解过程.
- 一个半圆和一个三角形(组合图形)半圆的直径是12厘米三角形是等腰直角三角形求面积
- 125×(8×4)=125×8+125×4=1000+500=1500对吗?
- many teachers don`t like their stuents to use e-mail english in their 什么english
- 趣味数学题,要有答案!