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.
"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?"
"Tracy collects forty-eight icicles for her science class. They are twenty-five inches long on average. What is the total length of the icicles Tracy collects?" Five winter-themed multiplication word problems.
Mr. Wilder is taller than Ms. White. Mr. Singer is shorter than Ms. White. Ms. Jackson is taller than Ms. White, but she is not the tallest teacher. Put all of these teachers in order according to their height. Six word problems.
Jordan has eight apples. Cameron has half as many apples as Jordan. Natalie has three-quarters as many apples as Cameron. How many apples does each person have? How many do they have altogether? Six word problems.
Sydney got twenty-one e-mails on Monday, nineteen on Tuesday, thirty-seven on Wednesday, eight on Thursday, and twenty-three on Friday. How many e-mails did she get on Monday, Tuesday, Wednesday, and Friday, combined? Six word problems.
A one page lesson on the Properties of Addition & Multiplication includes: commutative property, associative property, distributive property, identity property, and zero property. It is followed by two pages of practice equations. Common Core: Math: 3.0A.5 3.0A.6, 4.OA.1