CCSS 1.OA.C.6 Worksheets
Grade 1 ยท Operations & Algebraic Thinking
Add and subtract within 20, with fluency for sums and differences within 10 using strategies like making ten.
Below are free printable worksheets that support 1.OA.C.6. Print them as PDFs, or generate a fresh one. Every math answer key is computed in code, so it is never wrong.
Addition worksheets
All addition worksheets โPre-K Addition
Set A ยท printable PDF ยท answer key
Pre-K Addition
Set B ยท printable PDF ยท answer key
Pre-K Addition
Set C ยท printable PDF ยท answer key
Pre-K Addition
Set D ยท printable PDF ยท answer key
Pre-K Addition
Set E ยท printable PDF ยท answer key
Pre-K Addition
Set F ยท printable PDF ยท answer key
Subtraction worksheets
All subtraction worksheets โPre-K Subtraction
Set A ยท printable PDF ยท answer key
Pre-K Subtraction
Set B ยท printable PDF ยท answer key
Pre-K Subtraction
Set C ยท printable PDF ยท answer key
Pre-K Subtraction
Set D ยท printable PDF ยท answer key
Pre-K Subtraction
Set E ยท printable PDF ยท answer key
Pre-K Subtraction
Set F ยท printable PDF ยท answer key
Number Bonds worksheets
All number bonds worksheets โKindergarten Number Bonds
Set A ยท printable PDF ยท answer key
Kindergarten Number Bonds
Set B ยท printable PDF ยท answer key
Kindergarten Number Bonds
Set C ยท printable PDF ยท answer key
Kindergarten Number Bonds
Set D ยท printable PDF ยท answer key
Kindergarten Number Bonds
Set E ยท printable PDF ยท answer key
Kindergarten Number Bonds
Set F ยท printable PDF ยท answer key