Question
Lucy used 47 of the string to tie some presents. She threw away 34 of the remaining string. As a result, she had 18 cm of the string left. How much string did Lucy have at first? Give your answer in cm.
4 m

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Lucy used 47 of the string to tie some presents. She threw away 34 of the remaining string. As a result, she had 18 cm of the string left. How much string did Lucy have at first? Give your answer in cm.