Erin has a $450 gift card from a clothing store. She has spent a total of $28 so far. She wants to buy barrettes for $2.95 each. How many barrettes can she buy without going over the limit of the card? what is the inequality for this?

This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.