Lesson: Multiplicative Comparison

In this lesson, we will learn how to use multiplicative comparison sentences to solve word problems by writing an equation and solving it.

Sample Question Videos

Q1:

Find the missing number.

30 is 6 times greater than .

Q2:

The table shows the scores that 4 students earned on a test.

Name	Amir	Sameh	Adam	Fares
Score	6	14	18	7

Complete the statement: Sameh scored times as many points as Fares.

Who scored 3 times as many points as Amir?

Q3:

A cookbook costs 16 times more than a magazine. The cookbook costs $64.

If you want to know the price of the magazine, which equation will you use?

Q4:

Mona is 42 years old. Her age is 7 times more than Karim’s age.

How old is Karim?

How many years older than Karim is Mona?

Q5:

Engy has 14 coloring pencils. Ramy has 4 times as many coloring pencils as Engy.

Which of the following models represents this situation?

Q6:

If we put 10 ones in a line, we get a ten.

So, one ten is 10 times as many as 1. We can write this as .

If we put 10 tens together, we get a hundred.

Complete the sentence: One hundred is times as many as 10.

Write an equation that shows this.

Q7:

This rectangle is 2 times as long as it is wide.

Write a multiplication equation to describe this.

Q8:

Nada painted 4 models for an art project. Her friend Engy painted 12 models. How many times more models did Engy paint than Nada? State the reason.

Q9:

Select the problem that can be solved by this equation.

Q10:

Select the equation that matches the following statement: 56 is 8 times as many as 7.

Q11:

Amir and Mona are comparing their marble collections. Amir has 3 times as many marbles as Mona and Mona has 8 marbles.

Which array shows how many marbles Amir has?