数学五年级下册简便计算题快快快快快快快快快快快!!!!!!!!!!!!谢谢了
数学五年级下册简便计算题快快快快快快快快快快快!!!!!!!!!!!!谢谢了
日期:2010-08-18 18:20:24 人气:3
4.58-(2.58+1.5)
2.3÷0.25÷0.4
5.6÷3.5
2.7×0.99
0.125×3.2×0.25
3.72×9.9+3.72×0.1
0.99×0.81+0.99×0.19+0.99
1.39×25-0.039×250
(4.16+4.16+4.16+4.16)×2.5
1(2.5-0.25)×0.4
3.7