Question

(643×7-2783)×2+4977÷9

Answer 1

(643×7-2783)×2+4977÷9=(4501-2783)×2+553=1718×2+553=3436+553=3989

Answer 2

Ответ:

643*7=4501

4501-2783=1718

1718*2=3436

4977:9=553

3436+553=3989