6. 28+42:7-6 96-72:9+15 32+56:8-7 100-7.8 90-8.8 80-9.8 74:=8 (ост. ☐) 65: =7 (ост. ☐) 85:=9 (ост. ☐)

28 + 42 : 7 - 6 = 28 + 6 - 6 = 34 - 6 = 28

96 - 72 : 9 + 15 = 96 - 8 + 15 = 88 + 15 = 103

32 + 56 : 8 - 7 = 32 + 7 - 7 = 39 - 7 = 32

100 - 7 \cdot 8 = 100 - 56 = 44

90 - 8 \cdot 8 = 90 - 64 = 26

80 - 9 \cdot 8 = 80 - 72 = 8

74 : 9 = 8 (ост. 2)

65 : 9 = 7 (ост. 2)

85 : 9 = 9 (ост. 4)

Ответ: 28, 103, 32, 44, 26, 8, 74 : 9 = 8 (ост. 2), 65 : 9 = 7 (ост. 2), 85 : 9 = 9 (ост. 4)