Becca and Brian are blowing up balloons to make balloon animals. Both of their balloons start at a length of 2.5 inches.
First, Becca doubles the length of her balloon in one breath. With the next breath, she triples the new length of her balloon. Pull out the end of Becca's balloon to find the total length.
In Brian's first breath, he triples the length of his balloon. In his next breath, Brian doubles the new length of his balloon. Pull out the end of Brian's balloon to find the total length.
Reviews the commutative law of multiplication with practice problems.