3,07*2,11-0,66+2,11*2,93

Question

3,07*2,11-0,66+2,11*2,93

Answer 1

1)3,07*2,11=6,4777
2)2,11*2,93=6,1823
3)6,4777-0,66=5,8177
4)5,8177+6,1823=12
Ответ:12