4. Реши: 116 * 6 436 + 280 90 + 854 420 - 120 : 3 492 * 2 725 + 175 612 - 97 280 + 60 * 2 345 * 2 354 + 96 50 + 124 84 : 12 * 7

Решение: $$116 \cdot 6 = 696$$ $$436 + 280 = 716$$ $$90 + 854 = 944$$ $$420 - 120 : 3 = 420 - 40 = 380$$ $$492 \cdot 2 = 984$$ $$725 + 175 = 900$$ $$612 - 97 = 515$$ $$280 + 60 \cdot 2 = 280 + 120 = 400$$ $$345 \cdot 2 = 690$$ $$354 + 96 = 450$$ $$50 + 124 = 174$$ $$84 : 12 \cdot 7 = 7 \cdot 7 = 49$$ Ответ: 696, 716, 944, 380, 984, 900, 515, 400, 690, 450, 174, 49