What is 1.64 expressed as a mixed number in simplest form

Answer 1

1 64/100 = 1 16/25

Answer 2

1.64 = 1 + 0.64 = 1 + 64 / 100 = 1 + 4 ∙ 16 / 4 ∙ 25 = 1 + 16 / 25 = 1 16/25