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Unit: Addition and subtraction

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Comparing numbers

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Comparing multi-digit numbers
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Compare multi-digit numbersGet 5 of 7 questions to level up!

Addition of multi-digit numbers

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Practice

Multi-digit additionGet 3 of 4 questions to level up!

Subtraction of multi-digit numbers

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Multi-digit subtraction: 389,002-76,151
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Multi-digit subtractionGet 3 of 4 questions to level up!

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Unit test

Level up on all the skills in this unit and collect up to 300 Mastery points!