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.
Andrea brought seventy-five Valentines candies to school. If there are twenty-eight students in her class, how many candies can each student have if Andrea wants them all to have the same amount? Will there be any left over? Six word problems.
Dakota went to the store. He bought three note pads for $.75 each, four pencils at 2 for $.35 and one candy bar, which was being sold at 3 for $1.80. How much money did he spend? How much did he get back from the $10.00 he gave the clerk? Six word problems.
Write one factor on the inner circle and other factors on the middle circle. Write the answers on the outer circle. Although designed as a fun drill for multiplication tables, these math circles also work for addition, subtraction, and division problems.
"Cowboy Jake is afraid of rattlesnakes. He sees a lot of them on the ranch where he lives. In fact, he sees an average of thirty every year. About how many has he seen in the nine years he has lived on the ranch?"