Ответ:21 : 3 = 7.14 : 7 = 2.24 : 8 = 3.9 + (82 − 70) = 9 + 12 = 21.95 − (50 − 43) = 95 − 7 = 88.(100 − 84) + 8 = 16 + 8 = 24.94 − 25 = 69.76 − 69 = 7.58 + 16 = 74.