Partial Sum Addition Pack

Grade Levels
1st - 3rd
Formats Included
  • PDF
19 pages
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Addition with multiple methods and deeply understanding numbers is a big part of the Common Core. This product is perfect to help students learn another method to add two double digit numbers, by breaking them down into tens and ones using the partial sum method.

This product includes:

-3 mini anchor charts/posters (partial sum, partial sum addition without regrouping, partial sum addition with regrouping)

-2 worksheets for double digit addition (using the partial sum method) without regrouping and answer keys

-2 worksheets for double digit addition (using the partial sum method) with regrouping and answer keys

-2 assessments (one without regrouping and one with regrouping) and answer keys

-one cut/paste sorting activity for partial sum of numbers

Common Core Standards:

Be sure to check out my other math products:
Partial Sum Triple Digit Addition Pack

Base Ten Addition Pack

Decomposition Addition Pack

Common Core Decomposing Numbers Sorting Fun

Partial Sum Holiday Pack

February Multiple Methods Addition Pack

January Multiple Methods Addition Pack

Total Pages
19 pages
Answer Key
Teaching Duration
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to see state-specific standards (only available in the US).
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Add up to four two-digit numbers using strategies based on place value and properties of operations.
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.


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