Question

Задание 822. ........

Answer 1

5×9+15= 45+15=60 (15 подчеркнуть) 40-5×4= 40-20=20 80-7×7 = 80-49= 31 20+7×9= 20+63=83 (7×9 подчеркнуть) 7×8+36:6= 56+6=62 (36:6 подчеркнуть ) (18-12)×7= 6×7=42