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g. \(1\cfrac{1}{3} + \cfrac{3}{4} =\)
h. \(\cfrac{5}{6} + 1\cfrac{1}{4} =\)
On Monday, Ka practice guitar for \(\cfrac{2}{3}\) of one hour. When she finished, she practiced piano for \(\cfrac{3}{4}\) of one hour. How much time did Ka spend practicing instruments on Monday?
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