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Subtraction Within 20 Worksheet
Grade 1 Math · printable worksheet (PDF) with answer key · 14 problems · CCSS 1.OA.C.6
A printable grade 1 subtraction within 20 practice worksheet with 14 problems and a complete, step-by-step answer key — formatted to print cleanly on standard paper. Included in the one-time $20 unlock for the full NudgeLearn library.
Sample problems
Subtract to find each answer. You can count back or use a number line to help.
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Plus 10 more problems and a full answer key in the PDF.
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