题干
口算．
2.6÷0.2=____ | 6.4÷0.8=____ |
2.4×0.2=____ | 7.2×0.01=____ |
0.32÷0.04=____ | 7.9－6.9=____ |
4.71＋0.9=____ | 1.5×0.4=____ |
答案(点此获取答案解析）
13,8,0.48,0.072,8,1,5.61,0.6
