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Subtraction under 20 (horizontal)

Mental regrouping

Subtraction practice worksheets with all numbers under 20 and questions in horizontal form. Regrouping of tens into ones will be required in many questions.

Subtraction under 20 (horizontal) worksheet.

24 questions:

Worksheet #1 Worksheet #2 Worksheet #3
3 More

64 questions:

Worksheet #5 Worksheet #6 Worksheet #7
3 More
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Subtraction circle drills Missing numbers (within 0-19)

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