题干
直接写得数．
0.78+2.2= | 5﹣0.08= | 3.25+0.75= | 0.4×0.2÷0.4×0.2= |
6.3×0.01= | 4×0.37×0.25= | 1.6×0.25= | 2.3+7= |
答案(点此获取答案解析）
解：
0.78+2.2=2.98 | 5﹣0.08=4.92 | 3.25+0.75=4 | 0.4×0.2÷0.4×0.2=0.04 |
