Help your kids with their simple addition - it's easy as 1, 2, 3 - download and print this free activity sheet and start practicing.
Simply add the numbers in each box and write the answers below.
Tip: Print multiple copies so they can time themselves and track their improvement.
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See more Essential Kids Activities and Worksheets for younger kids, including dot-to-dots, cut-out activities, sudoku, mazes, spelling and maths worksheets.