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Setor9
Look at the picture for your answer
Ver imagen Setor9
See the denominator(s) is both 4. You don't have to change that. Just add he numorator (s) together and get 6/4. Then add both 35 and 18 together and get 53. Now simplify 6/4 to get 1 and 2/4 (or 1/2 if you simplify) Add 1 to 53 and keep 1/2.