0.6 = | 0.8 = | 0.5× = | 1 = |
3 = | 3 = | 8÷0.125= | 1 = |
解:0.6 = , | 0.8 =3.3, | 0.5× =0.8, | 1 =7, |
3 = , | 3 =3.25, | 8÷0.125=64, | 1 =1.6. |
分析:分数乘法:分子相乘的积做分子,分母相乘的积做分母;
分数除法:除以一个数等于乘这个数的倒数.
点评:本题考查了简单的分数计算,计算时要细心,注意把结果化成最简分数.
编辑:chaxungu时间:2026-04-27 10:21:08分类:小学数学题库
0.6 = | 0.8 = | 0.5× = | 1 = |
3 = | 3 = | 8÷0.125= | 1 = |
解:0.6 = , | 0.8 =3.3, | 0.5× =0.8, | 1 =7, |
3 = , | 3 =3.25, | 8÷0.125=64, | 1 =1.6. |