Question

Efetue as operações 2/5×7/20 e 8/5×15/20​

Answer 1

______________

2/5 × 7/20

2 × 7 / 5 × 20

14/100

7/50

R) 7/50

_

8/5 × 15/20

8 × 15 / 5 × 20

120/100

12/10

6/5

R) 6/5

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Att: MarcosPCV