You should subtract the powers when they are divided and add them when they are multiplied this rule is so important for now you just have to subtract them and you will get the answer
Hope it helps :)
Answer: -2 1/4
Step-by-step explanation: I think that's right but you can try it.
Answer:
69.72
Step-by-step explanation:
Thats the answer if its not plz tell me
Make the denominators equal by multiplying them:

Subtract:

Simplify:

The answer is

or 0.16