1) 138 - (34 + (67)) = 138 - (34 + 42) = 138 - 76 = 622) (89) - (90 - 48) = 72 - 42 = 303) (54 / 9) + (7 4) = 6 + 28 = 344) (64 / 8) 5 = 8 * 5 = 40
Ответ: 62, 30, 34, 40.
1) 138 - (34 + (67)) = 138 - (34 + 42) = 138 - 76 = 62
2) (89) - (90 - 48) = 72 - 42 = 30
3) (54 / 9) + (7 4) = 6 + 28 = 34
4) (64 / 8) 5 = 8 * 5 = 40
Ответ: 62, 30, 34, 40.