Вычислите (1+2 3/11×7/9)×99/22

Question

Вычислите (1+2 3/11×7/9)×99/22

Answer 1

1) 2 3/11 * 7/9 = 25/11 * 7/9 = 175/99 = 1 76/99
2) 1 + 1 76/99= 2 76/99
3) 2 76/99 * 99/22 = 274/99 * 99/22 = 137/11 = 12 5/11

Comments

А там 176или 1 76/99

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1 целая 76/99

Answer 2

1+2 3/11×7/9)×99/22 =(1+25/11 *7/9) * 99/22= (1+175/99)*99/22=
=2 целых 76/99 *99/22= 274/99*99/22= 12 целых 5/11