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Unit 9: Arithmetic and problem solving
300 possible mastery points
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Unit test
About this unit
In this unit, students practice mental math, build number sense, and develop multi-step problem-solving skills. They learn 2-step estimation, representing word problems with equations, and solving 2-step word problems. This unit boosts confidence and understanding in math.
Practice
- 2-step estimation word problemsGet 3 of 4 questions to level up!
Learn
Practice
- Represent 2-step word problems with equationsGet 3 of 4 questions to level up!
- 2-step word problemsGet 3 of 4 questions to level up!
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Level up on all the skills in this unit and collect up to 300 Mastery points!