问题
解答题
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答案
21×30=630, | 800÷4=200, | 360÷9=40, | 280÷7=40, | 40×70=2800, |
24×20=480, | 0÷103=0, | 750+80=830, | 840÷4=210, | 0×210=0. |
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21×30=630, | 800÷4=200, | 360÷9=40, | 280÷7=40, | 40×70=2800, |
24×20=480, | 0÷103=0, | 750+80=830, | 840÷4=210, | 0×210=0. |