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下面的算式是用火柴棒摆成的,只要移动算式中的一根火柴棒,就可以使它变成等式。请你动手摆一摆,你能完成吗?
The following formula is made of match sticks, as long as the movement of a match stick, you can make it into the equation. Please hands-on, can you finish?