9/56 - (7/15-5/12) * (3/14+1/2)

(2/3+7/8-5/6) * (1-5/17)

Question

Математика

Устин

28 сентября, 15:25

9/56 - (7/15-5/12) * (3/14+1/2)

(2/3+7/8-5/6) * (1-5/17)

+1

Ответы (1)

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Муся · Answer 1

Пример 1

1) 7/15-5/12=24/60=12/30=6/15=2/5

2) 3/14+1/2=10/14=5/7

3) 2/5*5/7=2/7

4) 9/56-2/7 = - 7/56 = - 1/8

пример 2

1) 2/3+7/8=37/24

2) 37/24-5/6=17/24

3) 1-5/17=17/17-5/17=12/17

4) 17/24*12/17=1/2

9/56 - (7/15-5/12) * (3/14+1/2)(2/3+7/8-5/6) * (1-5/17)

9/56 - (7/15-5/12) * (3/14+1/2)

(2/3+7/8-5/6) * (1-5/17)