Question

1) 38,7*(2,7943+3,8428)-0,00577
2) 57,93*48,37:0,9655-102,2

Answer 1

1) 1. 2,7943+3,8428=6,6371
2. 6,6371*38,7=256,85577
3. 256,85577-0,00577=256,85

2)57,93*48,37:0,9655-102,2=2800

Answer 2

решение во вложении........................................