Question

2/3+5/2-3/4=

2/5*1/2/1/3=

2/9/2/9/1/2=

4/5-1/2+1/3=

1/2*1/3+1/4=

2/7/2/3-1/7=

Answer 1

khó phân biệt 2 dấu gạch chéo lắm

Answer 2

Ko hiểu đề bài lắm