问题
解答题
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答案
130+70=200, | 129-29=100, | 8432-3432=5000, | 125×4=500, | 60×20=1200, |
88÷4=22, | 4200÷100=42, | 11×50=550, | 326-72-28=226, | (18+42)×3=180. |
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130+70=200, | 129-29=100, | 8432-3432=5000, | 125×4=500, | 60×20=1200, |
88÷4=22, | 4200÷100=42, | 11×50=550, | 326-72-28=226, | (18+42)×3=180. |