Question

Express the following rational numbers as decimal numbers.

i) 242/1000

ii) 354/500

iii) 2/5

Answer 1

i) 242/1000 = 0.242

ii) 354/500 =

354 x 2/500 x 2

= 708/1000

= 0.708

iii) 2/5

= 2 x 2/5 x 2

= 4/10

= 0.4