it's interpreted as 28 - 21 = 7
Answer: Bottom and top (or which ever one is the small box in the middle and the one that looks like the small box in the middle)
Step-by-step explanation: the middle rectangle is the bottom and the other one like it is the top. the length is 7 in. and the height is 4 in. and 4 in. times 7 in. is 28in^2
Answer:
+30 + -25
Savings is positive
Buying is negative
Step-by-step explanation:
We save 30 dollars
+30
We buy a game for 25
-25
+30 -25
Savings is positive
Buying is negative