Do u only keep change flip when adding?

no not just for adding!!! you could also use it for dividing and many more

no you do not use keep change flip in adding, subtracting and multiplying  you use it in dividing.

Explanation:

1/2 divided by 3/2

1/2 + 2/3 = 3/5

hope this helps!

~ Olive Oil

we know that, volume of a rectangular prism is given by :

✿   {length × width × height}

given : the length of rectangular prism = 5.5

given : the width of rectangular prism = 6

given : the height of rectangular prism = 3

⇒ the volume of given rectangular prism = {5.5 × 6 × 3}

⇒ the volume of given rectangular prism = 99

a

explanation: