Hannah was 4 liters of cooking oil in a bottle.She uses 5 * (1)/(2)liters of the oil.How many liters of oil are left in the bottle

Question

hannah was 4 liters of cooking oil in a bottle.She uses
`5 * (1)/(2)`liters of the oil.How many liters of oil are left in the bottle

Answer 1

`1(1)/(2)=\text{ }(3)/(2)`

so 1whole 1/2 = 3/2

4 - 3/2 = 5/2

answer= 5/2 litres left