Addition and subtraction intro

Progress
What is addition? What is subtraction?
Making small numbers
Quiz 1
5 questions
Making 10
Put together, take apart
Quiz 2
5 questions
Relate addition and subtraction
Addition and subtraction word problems
Unit test
11 questions

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Test your understanding of Addition and subtraction intro with these 11 questions.
About this unit
Learn the basics of adding and subtracting.