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Mr Toshio lent out11 rulers at the beginning of class, collected 4 rulers in the middle of class, and gave out 7 at the end of class. He had 18 at the end of the day. How many rulers did he start with. what is the first step to solving this problem?

User Dwinnbrown
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1 Answer

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11-4+7+18

11-4=7+7=14+18=32

He started class with 32 rulers


User Donstack
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