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understanding addition Worksheets

This Understanding Addition section provides 7 essential worksheet types designed to build foundational math skills for kindergarten through first grade students. Activities include matching visual equations to number sentences, finding missing numbers to make 10, breaking apart two-digit numbers into tens and ones, and practicing counting skills within 20.

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Kindergarten 1st Grade

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numeric short sentence horizontal subtraction

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Understanding Addition

About these worksheets

These worksheets introduce students to the foundational concepts of addition. Activities include matching pictures to addition sentences, identifying number pairs that make 10, breaking apart two-digit numbers into tens and ones, and counting up and down within 20. Designed primarily for kindergarten and first grade, these resources help young learners connect visual representations to number sentences and build early number sense before moving on to traditional addition problems.

- matching-addition worksheet

- matching-addition worksheet

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Matching Addition

Each worksheet has 10 problems matching a numeric equation to a visual equation.

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- which-equals worksheet

- which-equals worksheet

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Which Equals

Each worksheet has 8 problems determining which equations equal a number.

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- addition-boxes-to-ten worksheet

- addition-boxes-to-ten worksheet

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Addition Boxes (to ten)

Each worksheet has 12 problems identifying the missing number.

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- finding-1-more-and-1-less worksheet

- finding-1-more-and-1-less worksheet

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Finding 1 More and 1 Less

Each worksheet has 20 problems finding 1 more or 1 less than a number.

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- adding-to-ten worksheet

- adding-to-ten worksheet

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Adding to Ten

Each worksheet has 20 problems finding the missing number that makes 10.

Load up one problem at a time! Ideal for projectors, tablets and computers.

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- breaking-apart-tens-and-ones worksheet

- breaking-apart-tens-and-ones worksheet

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Breaking Apart Tens and Ones

Each worksheet has 18 problems breaking apart a two digit number into tens and ones.

Load up one problem at a time! Ideal for projectors, tablets and computers.

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- counting-up-and-down worksheet

- counting-up-and-down worksheet

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Counting Up and Down

Each worksheet has 20 problems counting up or down within 20.

Load up one problem at a time! Ideal for projectors, tablets and computers.

Create a set of flash cards.

Create a distance learning assignment.

Distance Learning

Create a new worksheet.

Create New Sheet

Customize Problems

Select a Worksheet >

Create New Sheet

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