Ответ:
а) 7 + 9 = 16; 14 + 8 = 22; 28 + 7 = 35; 16 + 5 = 21; 45 + 0 = 45.
б) 14 − 6 = 8; 17 − 9 = 8; 13 − 7 = 6; 16 − 8 = 8; 32 − 0 = 32.
в) 6 · 7 = 42; 9 · 4 = 36; 8 · 3 = 24; 5 · 9 = 45; 9 · 6 = 54.
г) 72 : 9 = 8; 48 : 6 = 8; 56 : 7 = 8; 81 : 9 = 9; 40 : 8 = 5.
