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Worksheet
Curated OER

Addition-Multiple Numbers

For Students 1st - 2nd
In this addition worksheet, students complete 6 problems, adding 5 numbers together. An answer link appears at the bottom of the page.
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Activity
NumberNut

Number Nut: Addition: More Than Two Addends

For Students 3rd - 5th
Explains how to add three or more multi-digit numbers.
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Unknown Type
Mr. Martini's Classroom

Mr. Martini's Classroom: Three Number Addition and Subtraction Math Quiz

For Students 3rd - 5th Standards
Students add and subtract three numbers using this interactive quiz.