Question

What must be added to the sum of 2and 19/2 to make it 20

Answer 1

2+19/2

= (4+19)/2

= 23/2

∴ The number must be added_

20-23/2

= (40-23)/2

=17/2

= 8(1/2)

∴ 8 whole of 1/2 must be added to the sum to make it 20