Question

Find a rational number between `1/4 "and" 1/2`.

Answer 1

`(1/4 + 1/2) ÷ 2 = ((1 + 2)/4) ÷ 2 = 3/4 xx 1/2 = 3/8.`

`3/8 "lies between" 1/4 "and" 1/2`.

We find the midpoint of AB which is C, represented by  

`(1/4 + 1/2) ÷ 2 =  3/8.`

`1/4 < 3/8 < 1/2`.