Answer: 
<u>Switch operations</u>
Before: 
After: 
Before you switch operation you remove the subtraction sign where -(16) is.
Answer:
120
Step-by-step explanation:
I don't see the picture what is it about?
Alex has 128 baseball cards, Leo has 66 cards, and ginny has 210.
Answer:
Each packet gives you 18 sticks of gum. If you asked how many in 5 packets it would be 90 sticks.