Question

-1,25-(6,5-(1,5+(-2 1/3+3 7/12)))

Answer 1

-2 1/3+3 7/12=-2 4/12+3 7/12=1 3/12=1 1/4=1,25
1,5+1,25=2,75
6,5-2,75=3,75
-1,25-3,75=-5
ответ -5