Question

помогите пж срочно x2

Answer 1

1) (3,81+59,427:9,3)*8,6=87,72
1. 59,427:9,3=6,39
2. 3,81+6,39= 10,2
3. 10,2*8,6=87,72

2) (2,7*2,38-2,55):6,8=0,57
1. 2,7*2,38=6,426
2. 6,426-2,55=3,976
3. 3,976:6,8= 0,57