题目内容
直接写得数．
| 12×8= | 20×4= | 80×5= | 3200-200= | 5×60= |
| 23×3= | 3×600= | 4×3+6= | 280÷7= | 1200÷4= |
| 24×4= | 7×4+5= | 80÷4= | 120÷6= | 480÷8= |
| 180÷3= | 300÷5= | 400÷8= | 810÷9= | 560÷7= |
| 解：12×8=96 | 20×4=80 | 80×5=400 | 3200-200=3000 | 5×60=300 |
| 23×3=69 | 3×600=1800 | 4×3+6=18 | 280÷7=40 | 1200÷4=300 |
| 24×4=96 | 7×4+5=33 | 80÷4=20 | 120÷6=20 | 480÷8=60 |
| 180÷3=60 | 300÷5=60 | 400÷8=50 | 810÷9=90 | 560÷7=80 |
分析：根据整数乘除法的口算方法，即可解答问题．
点评：此题属于基础题目，细心计算即可解答．
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