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.
Rhode Island DOE
Last updated:
2013-06-20 15:53:13
Lessons for this standard
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Related standards
- This standard is part of: CCSS.Math.Content.1.NBT.B
- This standard is derived from: CCSS.Math.Content.1.NBT.B.2
More specific sub-standards
Finer grained standards that are part of this one
10 can be thought of as a bundle of ten ones — called a “ten.”
Rhode Island DOE
Last updated:
2013-06-20 15:53:14
The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones.
Rhode Island DOE
Last updated:
2013-06-20 15:53:14
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).
Rhode Island DOE
Last updated:
2013-06-20 15:53:14
Similar standards in other grades
Standards with the same topic and subject but for other grades
Use place value understanding and properties of operations to add and subtract.
Rhode Island DOE
Last updated:
2013-06-20 15:53:35
Use place value understanding and properties of operations to perform multi-digit arithmetic.
Rhode Island DOE
Last updated:
2013-06-20 15:54:23
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:
Rhode Island DOE
Last updated:
2013-06-20 15:53:35
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).
Rhode Island DOE
Last updated:
2013-06-20 15:53:37
Similar standards elsewhere
Standards derived from the same national standard
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
North Carolina DOE
Last updated:
2015-06-23 09:57:13
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
Wyoming DOE
Last updated:
2018-10-18 07:37:22
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
Vermont DOE
Last updated:
2013-06-21 08:28:12
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
Kansas DOE
Last updated:
2017-11-07 16:19:10
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
North Dakota DOE
Last updated:
2015-04-29 09:51:55