Question

DD3.3) Add or subtract. Simplify. Change the answers to mixed numbers, if possible.7NIC+326LCD =212612

Answer 1

We will have the following:

`(3)/(2)+(7)/(6)=(3\cdot6+2\cdot7)/(2\cdot6)=(18+14)/(12)`
`=(32)/(12)=(8)/(3)=(6)/(3)+(2)/(3)`
`=2(2)/(3)`

The LCD for 2 and 6 is 12.