题文
| 口算下面各题. 24÷5= |
54÷7= |
48÷9= |
80×3= |
| 500×6= |
72÷25= |
= |
= |
1﹣ = |
84×3≈ |
507×7≈ |
294×4≈ |
| 口算下面各题. 24÷5= |
54÷7= |
48÷9= |
80×3= |
| 500×6= |
72÷25= |
= |
= |
1﹣ = |
84×3≈ |
507×7≈ |
294×4≈ |
试题篮
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