CCSS 1.NBT.2B Worksheets
CCSS 1.NBT.2B (Common Core, 1st Grade): "The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.
1nbt2b