Mathematics·Addition & Subtraction·procedural
Fluent adding and subtracting within 10
Fluently add and subtract within 10
Suggested ages 6–7
Learning journey
Your child is building strong foundations in addition and subtraction — learning to add and subtract numbers fluently within 20, understanding the relationship between these operations, and applying various mental strategies to solve problems.
Evidence of understanding
- Answer any addition fact within 10 quickly from memory
- Answer any subtraction fact within 10 quickly from memory
- Complete a timed set of within-10 facts with high accuracy
Assessment prompt
Can Fluent adding and subtracting within 10 answer sums like '7 + 3' or '9 − 4' almost instantly — without stopping to count on their fingers?
Standards alignment
1.OA.6US · ccss-math
Add and subtract within 20
Common Core State Standards for Mathematics · 1