Пошаговое объяснение:
1 3 цілих 5/7
2 3/4 або 0.75
Ответ:
1. 91/25 = 3 16/25 = 3,64
2. -3/4 = -0,75
1. ... = -2,94•(-26/21) = -147/50•(-26/21) = 7/25•13 = 91/25
2. ... = (41/9-41/12)÷(-41/27) = 41/36÷(-41/27) = -41/36•27/41 = -1/4•3 = -3/4
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Пошаговое объяснение:
1 3 цілих 5/7
2 3/4 або 0.75
Ответ:
1. 91/25 = 3 16/25 = 3,64
2. -3/4 = -0,75
Пошаговое объяснение:
1. ... = -2,94•(-26/21) = -147/50•(-26/21) = 7/25•13 = 91/25
2. ... = (41/9-41/12)÷(-41/27) = 41/36÷(-41/27) = -41/36•27/41 = -1/4•3 = -3/4