Question

(1/2+3/4)-(7/8-1/2)=? по действиям плизз

Answer 1

1) 1/2+3/4=1/2×2+3/4=5/4или 1 целая 1/4
2) 7/8 - 1/2= 7/8-1/2×4= 3/8
3) 1 целая 1/4- 3/8=1целая 1/4 ×2- 3/8= 1целая 2/8- 3/8= 7/8