Question

Shayne has a total of $135.22 to spend on souvenirs at the zoo He wants to buy nine of the same souvenir for his friends Choose a method of estimation to find about how much Shayne can spend on each souvenir Explain how you used the method to reach your estimation (5th grade problem)

Answer 1

I simply separated the number into two numbers that I know are directly related to 9. 90 and 45 gives me around 135 ignoring the 22 cents since this is an estimation. 9*10 is equal to 90 and 9 times 5 is equal to 45. So I can estimate that the answer is around 15.

Explanation: