Question

(7/12-3/16-5/24)+(1/4²)=?

Answer 1

(7/12-3/16-5/24)+(1/4)²=1/4
1) 7/12-3/16-5/24=28/48-9/48-10/48=9/48=3/16
2) 1/4·1/4=1/16
3) 1/16+3/16=4/16=1/4