Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:

Number and Operations in Base Ten

Understand place value.

Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:

Number and Operations in Base Ten

Understand place value.

NGA Center/CCSSO

Last updated:

2010-06-03 12:44:12

- Multiple Subjects
- Counting and Cardinality
- Number and Operations in Base 10

- Elementary (Grades K-2)

Common Core

Double sided cards with numbers 1 to 100 and their spelling. Aligned with Common Core Standards: K.CC.1, K.CC.2, K.CC.4 Counting and Cardinality; K...

- Number and Operations in Base 10
- Elementary (Grades K-2)

Common Core

Use this worksheet and activity to help children learn about place vaule, money, and basic operations. Aligned to Common Core State Standards: 1.NBT...

- Number and Operations in Base 10
- Elementary (Grades K-2)

Common Core

The AFT has prepared sample parent letters on selected mathematics topics for grades K-8. Available in English and Spanish, the aim is to help...

- This standard is part of: CCSS.Math.Content.1.NBT.B

Finer grained standards that are part of this one

10 can be thought of as a bundle of ten ones — called a “ten.”

NGA Center/CCSSO

Last updated:

2020-04-03 11:03:17

The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones.

NGA Center/CCSSO

Last updated:

2010-06-03 12:44:30

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).

1 lesson is aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-03 12:44:36

Standards with the same topic and subject but for other grades

Use place value understanding and properties of operations to add and subtract.

NGA Center/CCSSO

Last updated:

2010-06-04 06:29:47

Use place value understanding and properties of operations to perform multi-digit arithmetic.

NGA Center/CCSSO

Last updated:

2010-06-04 06:53:06

Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

7 lessons are aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-04 06:28:54

The numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones).

1 lesson is aligned with this standard

NGA Center/CCSSO

Last updated:

2010-06-04 06:29:11

State-specific standards derived from this one

North Carolina DOE

Last updated:

2015-06-23 09:57:13

Wyoming DOE

Last updated:

2018-10-18 07:37:22

Vermont DOE

Last updated:

2013-06-21 08:28:12

Rhode Island DOE

Last updated:

2013-06-20 15:53:13

Kansas DOE

Last updated:

2017-11-07 16:19:10

Newsletter sign-up form

Share My Lesson