Multiplicative Comparison 4.OA.1

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 Izzy has 9 pencils and she has 3 times as many as Brooklynn, how many pencils does Brooklynn have?

Back

Brooklynn has 3 pencils.

Front

If Pete swims 18 laps and this is 3 times the amount of laps Martha swims, how many laps did Martha swim?

Back

Martha swam 6 laps.

Front

How do you find a number that is a certain multiple of another number?

Back

Multiply the other number by the given multiple.

Front

If Olly has 9 dog toys and Nova has 3 times as many, how many dog toys does Nova have?

Back

Nova has 27 dog toys.

Front

What is the equation to find how many bows Essie has if she has 2 times as many as Junie who has 57 bows?

Back

The equation is 57 x 2 = b.

Front

If a small taco has 5 shrimp and a large taco has 3 times as many shrimp, how many shrimp are in the large taco?

Back

There are 15 shrimp in the large taco.

Front

What does it mean to say one number is '3 times' another number?

Back

It means to multiply that number by 3.

Front

If you know that 4 times a number is 20, how do you find the number?

Back

Divide 20 by 4 to find the number, which is 5.

Front

What is the relationship between multiplication and division in multiplicative comparisons?

Back

Multiplication shows how many times one quantity is compared to another, while division helps find the original quantity when the total is known.