Question

Номер 484 случаи: 3 и 4

Answer 1

$3)1.28 \times( - 2.5) \times 3.5 - 45.92 = - 3.2 \times 3.5 - 45.92 = 11.2 - 45.92 = - 57.12 \\ - 6.75 \times (- 10) \times ( - 1.3) + 100 = - - 87.75 + 100 = 12.25$

Answer 2

В 3: -56; в 4 -12,25