2 49/72*15-25 7/12 помогите плез

Question

2 49/72*15-25 7/12 помогите плез

Answer 1

2 49/72*15-25 7/12=193/72*15-307/12=2895/72-307/12=2895/72-1842/72=1053/72=14 45/72=14 5/8=14,625

Comments

спасяб)