3-1 = | ×1.6= | 0.8÷0.01= | (0.25+ + )×8= |
1÷1 = | 0.6÷ = | 4-1÷3-8× = | 0.1×0.1+0.1÷0.1= |
解:
3-1 =1![]() | ×1.6=1.2 | 0.8÷0.01=80 | (0.25+ + )×8=8 |
1÷1 =0.9 | 0.6÷ =1 | 4-1÷3-8× =1 | 0.1×0.1+0.1÷0.1=1.01 |
分析:根据分数、小数的四则混合运算进行解答即可.
点评:此题主要考查的是分数和小数的四则混合运算.
编辑:chaxungu时间:2026-04-27 11:54:13分类:小学数学题库
3-1 = | ×1.6= | 0.8÷0.01= | (0.25+ + )×8= |
1÷1 = | 0.6÷ = | 4-1÷3-8× = | 0.1×0.1+0.1÷0.1= |
解:
3-1 =1![]() | ×1.6=1.2 | 0.8÷0.01=80 | (0.25+ + )×8=8 |
1÷1 =0.9 | 0.6÷ =1 | 4-1÷3-8× =1 | 0.1×0.1+0.1÷0.1=1.01 |