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There were some bagels on a plate. Then, Matt added 9 more. Now there are 13 bagels. How many bagels were on the plate at the start?

bagels

ref_doc_title.

Learn with an example

question

There were some dancers on the stage. Then, 8 more dancers joined. Now there are 14 dancers. How many dancers were there at the start?

dancers

solution

There were some dancers on the stage. Then, 8 more dancers joined. Now there are 14 dancers. You need to find how many dancers there were at the start. It can be helpful to draw a model.

dancers now

dancers to start

dancers who joined

Now, find the missing number. The model shows you can use addition or subtraction.

You can write an addition sentence and find the missing number.

Or you can use the related subtraction sentence.

–

There were 6 dancers at the start.

Looking for more? Try this:

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

Time
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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? This can help:

Complete the addition sentence - sums 10 to 20

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Jumping to level 1 of 1

Excellent!