Jennifer wants to buy a new hockey puck that costs $5.25. She has $2.30. She can earn 50 cents an hour by raking leaves. How many hours will she have to work to get the money she needs? Six word problems.
By 10, by 9, by 5, by 3, and by chunks. This unit contains tricks for multiplication and for checking your work. A playful (and very useful) approach to multiplication. This unit is presented at three levels of varying complexity.