а) 37 * 12 + 37 * 88 = 37 * (12 + 88) = 37 * 100 = 3 700
в) 37 * 12 - 37 * 2 = 37 * (12 - 2) = 37 * 10 = 370
д) 28 * 9 + 22 * 9 = 9 * (28 + 22) = 9 * 50 = 450
ж) 18 * 9 + 18 * 1 = 18 * (9 + 1) = 18 * 10 = 180
и) 101 * 17 - 17 = 17 * (101 - 1) = 17 * 100 = 1 700