1) 8/9 3/5 = (83)/(9*5) = 24/45 = 8/15
2) 9/2 2/9 = (92)/(2*9) = 18/18 = 1
3) 8/21 7/10 = (87)/(21*10) = 56/210 = 4/15
1) 8/9 3/5 = (83)/(9*5) = 24/45 = 8/15
2) 9/2 2/9 = (92)/(2*9) = 18/18 = 1
3) 8/21 7/10 = (87)/(21*10) = 56/210 = 4/15