问题
解答题
口算题
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答案
12×25=300, | 32×125=4000, | 120×25×4=12000, | 20+80÷2×3=140, |
0÷43=0, | 52-0+300=352, | 43÷43=1, | 6+15×10=156, |
630÷9÷7=10, | 45+8-25=28, | 67-(23+17)=27, | 40×(2+3)=200, |
60÷(2×3)=10, | 50+100÷2=100, | 900÷(10×9)=10, | 5+2-5+2=4. |