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Read the story.
There are 8 adults in a lake. There are 10 fewer adults than kids. How many kids are in the lake?
Pick the model that matches the story.
How many kids are in the lake?
kids
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Now entering the Challenge Zone—are you ready?

Teacher tools
Work it out
Not feeling ready yet? These can help:
Skill IconN.9Comparison word problems up to 10
Skill IconW.4Comparison word problems up to 20: part 1
Skill IconW.1Comparison word problems up to 20: how many more or fewer?
Skill IconW.2Comparison word problems up to 20: what is the larger amount?
Skill IconW.3Comparison word problems up to 20: what is the smaller amount?