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.
Kyle had four bags of candy that he bought for $1.50 per bag. Each bag has six pieces of candy in it. How many more bags does he need to buy to give each of his twenty-five classmates one piece? How much will it cost altogether? Six word problems.