Estimating Using Compatible Numbers

Multiple Choice

Compatible number sprint.

I am dividing by 6 and my number is 33.

What are my 2 closest compatible numbers?

• 30, 36

• 42, 48

• 18, 30

• 24, 30

Multiple Choice

Compatible number sprint.

I am dividing by 5 and my number is 42.

What are my 2 closest compatible numbers?

• 45, 50

• 40, 45

• 50, 60

• 20, 25

Multiple Choice

Compatible number sprint.

I am dividing by 7 and my number is 47.

What are my 2 closest compatible numbers?

• 14, 21

• 21, 28

• 42, 49

• 56, 63

Open Ended

You can use compatible number to estimate quotients by…..

Fill in the Blanks

A carpenter has 168 door knobs.

He wants to put the same number of doorknobs in 7 bins.

About how many door knobs will be in each bin?

Fill in the Blanks

A factory produced 216 toys.

They want to distribute the toys evenly to 4 different stores.

About how many toys will each store receive?

Multiple Choice

An arcade hands out 2,876 tokens to its players.

There are 4 token machines distributing the tokens equally.

About how many tokens does each machine give out?

• 700

• 7

• 70

• 7,000

Dropdown

A total of 8,648 people went to a basketball game.

They filled 8 equal-sized sections.



Part A: About how many people sat in each section?



About ​

Select answer

Math Response

A total of 8,648 people went to a basketball game.

They filled 8 equal-sized sections.

Part B: How many people actually sat in each section?

Record your answer in the space provided.

Type answer here

Correct Answer: 1081

Deg^°

Rad

Math Response

A division problem is shown.

2,884 ÷ 3

Use compatible numbers to estimate the quotient.

Type answer here

Correct Answer: 900

Deg^°

Rad

Open Ended

You can use compatible number to estimate quotients by…..