问题
解答题
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答案
45+24=69, | 100-29=71, | 14×3=42, | 360÷9=40, |
50×40=2000, | 23×20=460, | 320÷4=80, | 100÷5=20, |
2700÷9=300, | 62÷8=7…6, | 70×60=4200, | 12×40=480, |
91×30≈2700, | 24×39≈960, | 242÷4≈60, | 876÷3≈300. |
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45+24=69, | 100-29=71, | 14×3=42, | 360÷9=40, |
50×40=2000, | 23×20=460, | 320÷4=80, | 100÷5=20, |
2700÷9=300, | 62÷8=7…6, | 70×60=4200, | 12×40=480, |
91×30≈2700, | 24×39≈960, | 242÷4≈60, | 876÷3≈300. |