Zach spent 2/3 hour reading on Friday a 11/3 hlurs reading on Saturday. How much more time did he read on Saturday tha on Friday

asked May 17, 2020 197k views

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by Jchu

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notice, the denominator for each fraction is the same, thus the LCD is just 3.

$\bf \cfrac{11}{3}-\cfrac{2}{3}\implies \cfrac{11-2}{\stackrel{LCD}{3}}\implies \cfrac{9}{3}\implies 3$

Martin Binder answered May 21, 2020

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