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Estudos Gerais05/29/2024

56. Efetue as subtrações. a)

  1. Efetue as subtrações. a) 5814=\frac{5}{8}-\frac{1}{4}= b) 4523=\frac{4}{5}-\frac{2}{3}= c) 1310=1-\frac{3}{10}= d) 8535=\frac{8}{5}-\frac{3}{5}=
  2. Efetue as expressões. a) (3412)320=\left(\frac{3}{4}-\frac{1}{2}\right)-\frac{3}{20}= b) 34+(12320)=\frac{3}{4}+\left(\frac{1}{2}-\frac{3}{20}\right)= c) (910720)15=\left(\frac{9}{10}-\frac{7}{20}\right)-\frac{1}{5}= d) 214+[(11312)+(11223)]=2 \frac{1}{4}+\left[\left(1 \frac{1}{3}-\frac{1}{2}\right)+\left(1 \frac{1}{2}-\frac{2}{3}\right)\right]=

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