Answer :
8 21/50 = 8 + 21/50
= 8/1 + 21/50
= (8/1 * 50/50) + 21/50
= 400/50 + 21/50
= 421/50
= 421 ÷ 50 = 8.42
= 8/1 + 21/50
= (8/1 * 50/50) + 21/50
= 400/50 + 21/50
= 421/50
= 421 ÷ 50 = 8.42