Question

(6.25-2 1/2):2 1/7-1

Answer 1

(6.25-2 1/2):2 1/7-1 =(6 1/4-1/2):15/7-1=(25/4-1/2):16/7-1=(25/4-2/4):15/7-1=23/4:15/7-1=23/4*7/15-1= 161/60-1=161/60-60/60=101/60=1 41/60

Answer 2

(6.25-2 1/2):2 1/7-1 = (6,25 - 2,50) : 2 1/7 - 1 = 3,75 : 15/7 - 1 = 3 3/4 * 7/15 - 1 =

15/4 * 7/15 - 1 = 7/4 - 4/4 = 3/4