1.NBT.B.2.C Worksheets, Workbooks, Lesson Plans, and Games

CCSS.MATH.CONTENT.1.NBT.B.2.C

"The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones)."

These games and lesson plans can help students practice this Common Core State Standards skill.

Worksheets

No worksheets found for this common core node.

Lesson Plans

Let's Stretch the Values! Writing Two-Digit Numbers in Expanded Form

Lesson plan

Let's Stretch the Values! Writing Two-Digit Numbers in Expanded Form

What does it mean to expand a number? Use this lesson plan to help your students understand how to write the expanded form of two-digit numbers.

1st grade

Math

Lesson plan

M&M Math

Lesson plan

M&M Math

In this engaging, hands-on lesson, students solidify their understanding of place value by adding and regrouping two-digit numbers using M&Ms.

1st grade

Math

Lesson plan

Show It to Know It!

Lesson plan

Show It to Know It!

Help your students understand place value with this hands-on lesson. Using place value cards and interlocking cubes, they'll represent different numbers in a fun, social manner.

1st grade

Math

Lesson plan

Place Value Concentration

Lesson plan

Place Value Concentration

Put your students to the test with this lesson that helps them learn the tens and ones places with a memory game and worksheet!

1st grade

Math

Lesson plan

Ones, Tens, and Hundreds

Lesson plan

Ones, Tens, and Hundreds

Introduce hundreds place value to your students. Increase their knowledge of place value while they enjoy working with ones, tens and hundreds blocks.

1st grade

Math

Lesson plan

Place Value Party

Lesson plan

Place Value Party

Now that your first graders are able to count consecutively, introduce them to the tens and ones place values. Using tens and ones blocks will make math easy and fun for everyone!

1st grade

Math

Lesson plan