CCSS.MATH.CONTENT.2.OA.B.2
Know addition and subtraction facts within 20 by heart.
Grade 2 · Operations & Algebraic Thinking
The standard
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Free worksheets for 2.OA.B.2
60 aligned worksheets — showing 24. Every one is a free printable PDF. No account, no email, no paywall.
Addition Within 20
Math · 1 page
Subtraction Within 20
Math · 1 page
Addition Within 20 — Review
Math · 1 page
Subtraction Within 20 — Review
Math · 1 page
Addition Within 20 — Challenge
Math · 1 page
Subtraction Within 20 — Challenge
Math · 1 page
Addition Within 20 — Extra Practice
Math · 1 page
Subtraction Within 20 — Extra Practice
Math · 1 page
Addition Within 20
Math · 1 page
Subtraction Within 20
Math · 1 page
Timed Fact Fluency Drill — Addition
Math · 1 page
Timed Fact Fluency Drill — Subtraction
Math · 1 page
Addition Within 20 — Review
Math · 1 page
Subtraction Within 20 — Review
Math · 1 page
Timed Fact Fluency Drill — Addition — Review
Math · 1 page
Timed Fact Fluency Drill — Subtraction — Review
Math · 1 page
Addition Within 20 — Challenge
Math · 1 page
Subtraction Within 20 — Challenge
Math · 1 page
Timed Fact Fluency Drill — Addition — Challenge
Math · 1 page
Timed Fact Fluency Drill — Subtraction — Challenge
Math · 1 page
Addition Within 20 — Extra Practice
Math · 1 page
Subtraction Within 20 — Extra Practice
Math · 1 page
Timed Fact Fluency Drill — Addition — Extra Practice
Math · 1 page
Timed Fact Fluency Drill — Subtraction — Extra Practice
Math · 1 page