Question

2 1/2 × 7/8 ÷ 0,25 =

Answer 1

2 1/2 x 7/8 / 0,25 
= 3/2 x 7/8 x 4
= 3 x 7/4
= 21/4
= 5 1/4

Answer 2

2 1/2 = 5/2
0,25 = 1/4
2 1/2 x 7/8 : 0,25 = 5/2 x 7/8 x 4/1 = 140/16 = 8 12/16 = 8 3/4