Grade 1 · 1.OA.B.4
Fact Family Triangle
Image worksheet
Practice question
- Write a related subtraction fact for 6 + 7 = 13. 13 - ___ = ___
See the preview for diagrams, answer spaces, and the complete layout.
Common Core connections
Source labels: 1.OA.B.4. Review the learning goals below to check the fit for your class.
- 1.OA.B.4 — Understand subtraction as an unknown addend
Bring it into your lesson
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