CCSS 1.NBT.B.2 - 1st Grade Number & Operations in Base Ten

1.NBT.B.2: Understand that two digits of a two-digit number represent tens and ones

Students see that in 42, the 4 means 4 tens (40) and the 2 means 2 ones. Browse free printable worksheets aligned to Common Core standard 1.NBT.B.2. Every activity is designed by a certified K-5 educator to help 1st grade students master this number & operations in base ten standard.

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Understanding Common Core Standard 1.NBT.B.2

Full CCSS code: CCSS.MATH.CONTENT.1.NBT.B.2

Domain: Number & Operations in Base Ten (NBT)

Grade level: 1st Grade

What this standard covers: Students see that in 42, the 4 means 4 tens (40) and the 2 means 2 ones.

Frequently Asked Questions About CCSS 1.NBT.B.2

What does CCSS 1.NBT.B.2 cover?

1.NBT.B.2 is a 1st Grade Number & Operations in Base Ten Common Core standard. Students see that in 42, the 4 means 4 tens (40) and the 2 means 2 ones.

What grade level is CCSS 1.NBT.B.2?

1.NBT.B.2 is a 1st Grade standard. Each worksheet on this page is designed for 1st grade students.

Are these 1.NBT.B.2 worksheets free to download?

Yes. Every worksheet on AAKollective is 100% free, with no account required. Download instantly as a print-ready PDF.

Can I use these CCSS-aligned worksheets in my classroom?

Absolutely. Teachers are encouraged to use these 1.NBT.B.2 worksheets for whole-class instruction, small groups, homework, and as formative assessments. Our license also covers homeschool use.

Where can I find more 1st Grade Number & Operations in Base Ten worksheets?

Browse our full library of 1st grade math worksheets by visiting the 1st Grade section. Many are tagged with additional CCSS codes in the same Number & Operations in Base Ten domain.

Other 1st Grade Number & Operations in Base Ten Standards

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