There's nothing to 'solve' here, but we can simplify like so:

Looks like we can do some cancelling here......

and more cancelling.........

How 'bout that?

The other problems similar. You can do it. I know you can.

fOR THE DIVISION PROBLEMS,JUST FLIP THE FRACTION ON THE RIGHT AND MULTIPLY. JUST BECAUSE YOU'RE DEALING WITH MORE COMLICATED NUMERATORS AND DENOMINATORS, THEY'RE STILL JUST FRACTIONS.