Question

4*(2 1/2+1 3/4)-(6 2/3+4 4/5)/2 Решите пожалуйста

Answer 1

2 1/2+1 3/4=5/2+7/4=10/4+7/4=17/4
4*17/4=17
6 2/3+4 4/5=20/3+24/5=100/15+72/15=172/15
172/15:2=172/15*1/2=86/15=5 11/15
17-5 11/15=11 4/15