是________循环小数，保留一位小数是________，保留两位小数是________．
×
+
÷6
+8×
）÷
．| 在下面的横线里填上“＞”“＜”或“=”． 668×0.6________668 | 23.9×3.6________23.9 |
| 3.75+2.5________3.75 | 3.25×0.4________3.25． |
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= |
| 在下面的横线里填上“＞”“＜”或“=”． 668×0.6________668 | 23.9×3.6________23.9 |
| 3.75+2.5________3.75 | 3.25×0.4________3.25． |
| 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= |