Multiplicative Comparisons

Ms. Sanchez sends out 42 emails a week. That is 6 times as many emails as Mrs. Zamora sends out. Mrs. Zamora made a model to show the number of emails they send out. Which equation represents how to find the value of n?

• 6 x 42 = n

• n + 6 = 42

• 6 x n = 42

• 42 + 6 = n

Tags

CCSS.4.OA.A.1

Jordan is 16 years old. She is 2 times as old as April. How old is April?

• 8 years

• 14 years

• 18 years

• 32 years

Tags

CCSS.4.OA.A.2

Caleb takes six times longer to to clean his room than it takes his friend, John. If it takes John ten minutes to clean his room, how long does it take Caleb?

• 60 minutes (1 hour)

• 16 minutes

• 30 minutes (a half hour)

• 15 minutes (a quarter of an hour)

Tags

CCSS.4.OA.A.2

Mrs. Jackson worked out for 48 minutes. This was 6 times as much as Ms. Rooney worked out for. How long did Ms. Rooney workout for?

• 6 minutes.

• 40 minutes.

• 42 minutes.

• 8 minutes.

Tags

CCSS.4.OA.A.2

The bar model shows the comparison 24 is 8 times as many as 3. Which equation is represented by the bar model?

​ (a)  

• 24=8x3

• 3x4=24

• 8+3=24

• 24-3=8

Tags

CCSS.4.NBT.B.5

(a)  

Tags

CCSS.4.OA.A.1

The bar model shows the comparison 24 is 8 times as many as 3. Which equation is represented by the bar model?

​ (a)  

• 24-8=4

• 8x3=24

• 24 times as much as 3 is 8

• 24=3-8

Tags

CCSS.4.NBT.B.5

Complete the sentence to interpret 7 x 5 = 35

(a)  

Tags

CCSS.4.OA.A.1

Tags

CCSS.4.OA.A.1

Chris can go 10 miles per hour on his bicycle. Jill can go 7 times that fast on her motorcycle. How fast can Jill go on her motorcycle?

• 70 mph

• 700 mph

• 3 mph

• 17 mph

Tags

CCSS.4.OA.A.2