Samuel invested $9,200 in an account paying an interest rate of 7\tfrac{1}{8}7 8 1 % compounded monthly. Noah invested $9,200 in an account paying an interest rate of 7\tfrac{3}{4}7 4 3 % compounded daily. After 7 years, how much more money would Noah have in his account than Samuel, to the nearest dollar?

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.