Question

y + 1/2= 2 1/4

Answer 1

y + 1/2 = 2 1/4
y + .5 = 2.25
y = 2.25 - .5
y = 1.75
y = 1 3/4

Answer 2

1/2 = .5
1/4 = .25

I converted the fractions to decimals, then solved from there. It's easier.