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Common Core Standards
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< All Exercises
Grade 1 Math - Addition
Exercises
Addition within 20 (vertical)
Addition within 20
Practice
Assessment
Addition to 18
From 0+0 to 9+9
Practice
Assessment
Make 10
Practice adding numbers to make 10.
Practice
Assessment
Make 10 (grids and number bonds)
Practice adding numbers to make 10. These problems show grids to help you out.
Practice
Assessment
Missing numbers
Find the missing number in a list of numbers. Numbers used are 20 or less.
Practice
Assessment
Equal sign
Practice telling which equation is true.
Practice
Assessment
Add 3 numbers
Practice adding 3 numbers. All numbers in these problems are 20 or less.
Practice
Assessment
Add 1s or 10s (no regrouping)
Practice solving problems like 34+5 and 34+50.
Practice
Assessment
2 Digit Addition
No problems to practice.