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Grade 1 - Math Worksheets (Horizontal Addition)

These Grade 1 math worksheets are made up of Horizontal Addition questions, where the math questions are written left to right.

Click on one of the links below to see the free printable worksheet.

"Horizontal" Example

math worksheet

HORIZONTAL ADDITION

The following are math worksheets for addition, with questions written horizontally.

Adding numbers - One Option

Adding numbers - Multiple Options

Adding Doubles

Adding by 10's


"Horizontal"
Missing Addends Example

math worksheet

Missing Addends