Question

this is my sons homework it is supposed to be same format as the shown example amd I don't understand. help

Answer 1

`4(3)/(4)-2(5)/(6)`

We will first convert to improper fraction

`=(19)/(4)-(17)/(6)`

Change 19/4 and 17/4 to an equivalent session, so that they can have the same denominator

`=(57)/(12)-(34)/(12)`
`=(23)/(12)`
`=1(11)/(12)`