🔢Math Standard
Mental Math Worksheet (Grade 2)
Solve these in your head using smart strategies — adding tens, near doubles, and adjusting by one.
2nd Grade 10 min
✓ Answer key
2nd Grade · Math
2nd Grade Mental Math Worksheets
Before this skill
- Adding and subtracting tens
- Addition and subtraction facts
Common mistakes to watch for
- Reaching for paper instead of a strategy
- Adjusting the wrong way after rounding a number
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Frequently Asked Questions
What do 2nd Grade students practice with mental math?
Students will add and subtract within 100 mentally using place-value and near-number strategies.
Are these worksheets free and printable?
Yes — every worksheet is a free, printable PDF with an answer key. No sign-up required.