Question

Помогите пж срочно пж

Answer 1

Ответ:

7 2/3-2 4/12=7 2/3-2 1/3=(7-2)+(2/3-1/3)=5 1/3

4/12+24/36=1/3+2/3=3/3=1

25/40-2/16=5/8-1/8=4/8=1/2