Question

Сократите дробь ;15*9-9*13/27

Answer 1

9-9 удаляюца

остаеца 15*13/27=7.22

Answer 2

15×9=135. 9*13/27=9/1 × 13/27=1/3. 135-1/3=134+(3/3-1/3)=134целых 2/3