Quinn used compensation to find the product of 37x4. first, she found 40x4=160. then she adjusted that product by adding 3 groups of 4 to get her final answer of 172. what did she do incorrectly?

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.