Question
In a party, Shiyun folded 40 paper aeroplanes. She folded 4 times as many paper aeroplanes as her sister. How many more paper aeroplanes did Shiyun folded than her sister?
2 m

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In a party, Shiyun folded 40 paper aeroplanes. She folded 4 times as many paper aeroplanes as her sister. How many more paper aeroplanes did Shiyun folded than her sister?