donnafranks2003 donnafranks2003

18-10-2019
Mathematics

contestada

use parentheses to make each number sentence true 1+2×3+4=21

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jujudime jujudime

18-10-2019

(1+2)(3+4)
1+2=3
3+4=7
7•3=21
There is an invisible multiplication sign between the two parentheses :).

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