IXL | Estimate quotients using compatible numbers

Pick the expression with the better compatible numbers to estimate

206

210

200

Now, use the expression you picked to estimate the quotient.

206

is about

ref_doc_title.

Learn with an example

question

Pick the expression with the better compatible numbers to estimate

4,295

4,800

4,200

Now, use the expression you picked to estimate the quotient.

4,295

is about

key idea

Compatible numbers are pairs of numbers you can add, subtract, multiply, or divide easily in your head.

solution

You want to find the best compatible numbers for estimating

4,295

So, find a number close to 4,295 that can be easily divided by 6.

4,200 is close to 4,295 and can be easily divided by 6. You can use place value and the basic fact

to find the quotient:

4,200

700

So,

4,200

is a good way to estimate

4,295

The quotient is about

700.

The other expression,

4,800

isn't as good for estimating

4,295

The number 4,800 is not as close to 4,295 as 4,200 is.

Looking for more? Try these:

Lesson: Estimating quotients

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

Time
elapsedTime

hr	min	sec
00	00	02

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

Teacher tools

Work it out

Not feeling ready yet? These can help:

J.3Division facts to 12

E.2Divide numbers ending in zeros

C.2Rounding: up to millions place

Lesson: Estimating quotients

Excellent! You got that right!

Jumping to level 1 of 1

Excellent!