- 2/15 ( дробь) - 0,15 = ?
- 2/15 - 0,15 = - 2/15 - 3/20 = - 8/60 - 9/60 = - 17/60
-2/15 - 0,15 = -2/15 - 15/100 = -2/15 - 3/20 = -(2×4 + 3×3)/60 = -(8 + 9)/60 = -17/60