From $8

Fact Families Worksheet

Grade 1 Math · printable worksheet (PDF) with answer key · 14 problems · CCSS 1.OA.B.3, 1.OA.C.6

A printable grade 1 fact families 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

A fact family uses the same three numbers. Write the missing facts on the lines.

1. Add. $2 + 3 =$ ?
2. Subtract. $5 - 3 =$ ?
3. Use the numbers $4$ , $2$ , and $6$ . Finish the family. $4 + 2 =$ ? and $2 + 4 =$ ?
4. Use the numbers $4$ , $2$ , and $6$ again. $6 - 4 =$ ? and $6 - 2 =$ ?

Plus 10 more problems and a full answer key in the PDF.

Unlock this worksheet

Get it with all of Grade 1 Math for a one-time $8, or unlock the entire library (over 400 worksheets + 55 final tests, every grade) for $20. Yours forever.

See the free Grade 1 samples →

Teaching this? Get it graded too.

Photograph the finished stack and NudgeLearn's grader marks every answer and explains each mistake on the page. For writing, it scores essays against 86 state and AP rubrics including STAAR, NJSLA and Florida BEST. Free for 20 graded items a month.