<meta http-equiv="refresh" content="1; url=/nojavascript/"> Whole Number Addition | CK-12 Foundation

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Levels are CK12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

by CK-12 //basic

Write and solve vertical addition problems with whole numbers.

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by CK-12 //basic

Watch multiple visual ways to represent addition.

0
• Video

by CK-12 //basic

Provides an example of adding 3 whole numbers.

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## Addition (up to sum 10) - Overview

by CK-12 //basic

Overview

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## Addition (up to 20) - Overview

by CK-12 //basic

Overview

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## Addition (sum up to 100) - Overview

by CK-12 //basic

Overview

0
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## Word Problems: Addition (up to sum 100) - Overview

by CK-12 //basic

Overview

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## Mixed Operations (numbers to 100) - Overview

by CK-12 //basic

Overview

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## Word Problems: Adding/Subtracting 3 Numbers - Overview

by CK-12 //basic

Overview

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by CK-12 //basic

Overview

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## Mixed Operations (numbers to 1000) - Overview

by CK-12 //basic

Overview

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## Addition (up to sum 10) - Example 1

by CK-12 //basic

Addition Sentences (up to sum 10)

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## Addition (up to sum 10) - Example 2

by CK-12 //basic

Adding by counting on (up to sum 10)

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## Addition (up to sum 10) - Example 3

by CK-12 //basic

Writing addition sentences (up to sum 10)

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## Addition (up to sum 10) - Example 4

by CK-12 //basic

Word problems-adding two numbers (up to sum 10)

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## Addition (up to 20) - Example 1

by CK-12 //basic

Addition pictures (up to sum 20)

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## Addition (up to 20) - Example 2

by CK-12 //basic

0
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## Addition (up to 20) - Example 3

by CK-12 //basic

Word problems: Addition with pictures (up to sum 20)

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## Addition (up to 20) - Example 4

by CK-12 //basic

Word problems (up to sum 20)

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## Addition (up to 20) - Example 5

by CK-12 //basic

Adding multiple one-digit numbers with pictures

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## Addition (up to 20) - Example 6

by CK-12 //basic

Word problems - adding multiple one-digit numbers

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## Addition (sum up to 100) - Example 1

by CK-12 //basic

0
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## Addition (sum up to 100) - Example 2

by CK-12 //basic

0
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## Addition (sum up to 100) - Example 3

by CK-12 //basic

0
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## Addition (sum up to 100) - Example 4

by CK-12 //basic

Select the correct addition sentence (up to sum 100)

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## Addition (sum up to 100) - Example 5

by CK-12 //basic

Select the incorrect addition sentence (sum up to 100)

0
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## Addition (sum up to 100) - Example 6

by CK-12 //basic

Complete the addition sentence (sum up to 100)

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## Word Problems: Addition (up to sum 100) - Example 1

by CK-12 //basic

One-step word problems (up to sum 100)

0
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## Word Problems: Addition (up to sum 100) - Example 2

by CK-12 //basic

Two-step word problems (up to sum 100)

0
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## Mixed Operations (numbers to 100) - Example 1

by CK-12 //basic

Fill in the missing sign ( + or - ) (numbers to 100)

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## Mixed Operations (numbers to 100) - Example 2

by CK-12 //basic

Complete the subtraction sentence (numbers to 100)

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## Mixed Operations (numbers to 100) - Example 3

by CK-12 //basic

Fact family (numbers to 100)

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## Mixed Operations (numbers to 100) - Example 5

by CK-12 //basic

Addition and subtraction terms (numbers to 100)

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## Word Problems: Adding/Subtracting 3 Numbers - Example 1

by CK-12 //basic

0
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## Word Problems: Adding/Subtracting 3 Numbers - Example 2

by CK-12 //basic

Word Problems: Subtracting 3 Numbers (same)

0
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by CK-12 //basic

Addition: Select the incorrect sentence (sum up to 1000)

0
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by CK-12 //basic

0
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## Mixed Operations (numbers to 1000) - Example 1

by CK-12 //basic

Mixed Operations: Select the correct sentence (numbers to 1000)

0
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## Mixed Operations (numbers to 1000) - Example 2

by CK-12 //basic

Mixed Operations: Select the incorrect sentence (numbers to 1000)

0
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## Mixed Operations (numbers to 1000) - Example 3

by CK-12 //basic

Fill in the missing sign (+ or -) (numbers to 1000)

0
• Video

## Mixed Operations (numbers to 1000) - Example 4

by CK-12 //basic

Fact family (numbers to 1000)

0
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## Mixed Operations (numbers to 1000) - Example 5

by CK-12 //basic

Addition and subtraction terms (numbers to 1000)

0
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## Mixed Operations (numbers to 1000) - Example 6

by CK-12 //basic

Balance the equations (numbers to 1000)

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## Mixed Operations (numbers to 1000) - Example 7

by CK-12 //basic

Challenge flow chart (numbers to 1000)

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by CK-12 //basic

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by CK-12 //basic

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• Practice

by CK-12 //basic

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