72x34+72x67-72的简便运算

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72x72+72x28的简便计算

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72x27+12x438简便运算

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72x53+41x24的简便运算

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72x36+28x36简便计算

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72x99+72的简便运算

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72x99+72简便方法计算

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72x98+144的简便运算

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72x53十41x24简便计算

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72x33的简便计算

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72x34+72x67-72的简便运算

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72x72+72x28的简便计算

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72x27+12x438简便运算

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72x53+41x24的简便运算

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72x36+28x36简便计算

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72x99+72的简便运算

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72x99+72简便方法计算

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72x98+144的简便运算

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72x53十41x24简便计算

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72x33的简便计算

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