Question

Mental Math Situation: You exercised 24 hours each month for a year. How many hours did you exercise by the end of the year? You may be able to do the math mentally thanks to expanded notation and the Distributive Property. Calculation With Distribution Calculation Without Distribution (Show all steps.) (Show all steps.) I think is easier: to distribute. to not distribute. Why I Think it is Easier

Answer 1

You exercised 24 hours each month for a year. How many hours did you exercise by the end of the year?

Calculation With Distribution

24 x 12

= 24 x 10 + 24 x 2

= 240 + 48

= 240 + 24 + 24

= 288

Calculation Without Distribution

24 x 12 =