Multiplication Mania

by Sophia Hillis

Problem 1-Vertical Record

Jade has 21 rocks in her rock collection. Her brother has 35 times as many rocks in his collection. How many rocks does Jade's brother have?

21

x35

735


Solve: 5 x 1=5

5 x 20=100

30 x 1=30

30 x 20=600


Add:

100

600

30

+ 5

735

Problem 2-Area Model

Tyler had 43 beanie boos. She got 15 times as much as that for her birthday. How many beanie boos did she get for her birthday?
Big image