Question

Выполните действие 120169-1360+200243:10081-113=? помогите пж"_"

Answer 1

120/169*13/60+200/243:100/81-1/13=29/39

1.120/169*13/60=120*13/169*60=2*1/13*1=2/13
2. 200/243:100/81=200*81/243*100=2*1/3*1=2/3
3. 2/13+2/3=3*2/3*13+13*2/13*3=6/39+26/39=32/39
4. 32/39-1/13=32/39-3*1/3*13=32/39-3/39=29/39