4.NR.2.2 Multiplicative Comparison Word Problems

Front

What is a multiplicative comparison?

Back

A multiplicative comparison is when you compare two quantities by showing how many times one quantity is as much as the other.

Front

If Armanee rides her bike for 8 minutes on Monday, how many minutes does she ride on Tuesday if she rides 3 times as long?

Back

24 minutes (3 times 8 minutes).

Front

How do you write an equation for a multiplicative comparison?

Back

You can write an equation by using multiplication to express how many times one quantity is compared to another.

Front

What is the equation to find how many laps Blackmon swims if Kerbo swims 42 laps and that is 6 times as many?

Back

Let b be the number of laps Blackmon swims: 6b = 42.

Front

What is the solution to the equation 6b = 42?

Back

b = 7.

Front

If JaQuez's team scores 64 points and that is 8 times what he scores, how do you find JaQuez's score?

Back

Divide 64 by 8 to find JaQuez's score.

Front

What is the value of JaQuez's score if his team scores 64 points?

Back

8 points.

Front

What does a bar model represent in a multiplicative comparison problem?

Back

A bar model visually shows the relationship between quantities, helping to understand how many times one quantity is compared to another.

Front

If Karl takes 4 times as many photos as Jack, how can you express this relationship in an equation?

Back

p = 4j, where p is the number of photos Karl takes and j is the number of photos Jack takes.

Front

What equation can be used to find the number of photos Jack takes if Karl takes 20 photos?

Back

20 ÷ 4 = p.