题目内容
口算
40×0.5= | 2.48÷0.8= | 0.5×1.8= | 0.84÷7= | 0.54÷0.6= |
4÷0.25= | 3.9÷39= | 0.9×0.9= | 6.5÷1.3= | 1.5×102= |
40×0.5=20, | 2.48÷0.8=3.1, | 0.5×1.8=0.9, | 0.84÷7=0.12, | 0.54÷0.6=0.9, |
4÷0.25=16, | 3.9÷39=0.1, | 0.9×0.9=0.81, | 6.5÷1.3=5, | 1.5×102=153. |
练习册系列答案
相关题目
口算
40×0.5= | 2.48÷0.8= | 0.5×1.8= | 0.84÷7= | 0.54÷0.6= |
4÷0.25= | 3.9÷39= | 0.9×0.9= | 6.5÷1.3= | 1.5×102= |