From the given problem, it says show how to make a ten to solve 13-7.
Subtracting 13 to 7 gets 6. In order to get a 10, subtract 10 by 6. 10-6 = 4.
So, you need to add 4 in order to make a ten.
Disclaimer: What do you by make a ten to solve 13-7?
Answer:
what is the cost of 1 candy bar?
Step-by-step explanation:
I believe the answer would be this:
-y^2 - 21
2+3=8
3+7=27
4+5=32
5+8=60
6+7=72
7+8=Lamborghini