# Domain 2.NBT, Number and Operations in Base Ten

## Cluster 2.NBT.A, Understand place value.

Major Cluster

### Standard 2.NBT.A.1

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:

9 Lessons

53 Activities

### Standard 2.NBT.A.1.A

100 can be thought of as a bundle of ten tens - called a "hundred."

0 Lessons

1 Activity

### Standard 2.NBT.A.1.B

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).

0 Lessons

0 Activities

### Standard 2.NBT.A.2

Count within 1000; skip-count by 5s, 10s, and 100s.

14 Lessons

58 Activities

### Standard 2.NBT.A.3

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

11 Lessons

15 Activities

### Standard 2.NBT.A.4

Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and

5 Lessons

12 Activities

## Cluster 2.NBT.B, Use place value understanding and properties of operations to add and subtract.

Major Cluster

### Standard 2.NBT.B.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

19 Lessons

146 Activities

### Standard 2.NBT.B.6

Add up to four two-digit numbers using strategies based on place value and properties of operations.

1 Lesson

2 Activities

### Standard 2.NBT.B.7

Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

63 Lessons

97 Activities

### Standard 2.NBT.B.8

Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.

17 Lessons

10 Activities

### Standard 2.NBT.B.9

Explain why addition and subtraction strategies work, using place value and the properties of operations.1

59 Lessons

48 Activities
The text passage is a list of educational standards for the domain of Number and Operations in Base Ten, specifically for the 2nd grade level. It outlines various standards and the number of lessons and activities associated with each.
no_question

the passage does not contain any mathematical questions or answers. it is purely descriptive, listing educational standards and the resources available for each.
Given a text passage, determine:
    1. If it contains a mathematical question (including word problems or calculations)
    2. If an answer to that mathematical question is provided in the text

First, describe the content structure you found in 1-2 sentences.

Then provide your analysis in the following format:
TYPE: <one of the following values>
- NO_QUESTION
- SINGLE_QUESTION
- SINGLE_QUESTION_WITH_ANSWER
- MULTIPLE_QUESTIONS
- MULTIPLE_QUESTIONS_WITH_ANSWERS
system
# Domain 2.NBT, Number and Operations in Base Ten

## Cluster 2.NBT.A, Understand place value.

Major Cluster

### Standard 2.NBT.A.1

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:

9 Lessons

53 Activities

### Standard 2.NBT.A.1.A

100 can be thought of as a bundle of ten tens - called a "hundred."

0 Lessons

1 Activity

### Standard 2.NBT.A.1.B

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).

0 Lessons

0 Activities

### Standard 2.NBT.A.2

Count within 1000; skip-count by 5s, 10s, and 100s.

14 Lessons

58 Activities

### Standard 2.NBT.A.3

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

11 Lessons

15 Activities

### Standard 2.NBT.A.4

Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and

5 Lessons

12 Activities

## Cluster 2.NBT.B, Use place value understanding and properties of operations to add and subtract.

Major Cluster

### Standard 2.NBT.B.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

19 Lessons

146 Activities

### Standard 2.NBT.B.6

Add up to four two-digit numbers using strategies based on place value and properties of operations.

1 Lesson

2 Activities

### Standard 2.NBT.B.7

Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

63 Lessons

97 Activities

### Standard 2.NBT.B.8

Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.

17 Lessons

10 Activities

### Standard 2.NBT.B.9

Explain why addition and subtraction strategies work, using place value and the properties of operations.1

59 Lessons

48 Activities
user
The text passage is a list of educational standards for the domain of Number and Operations in Base Ten, specifically for the 2nd grade level. It outlines various standards and the number of lessons and activities associated with each.

TYPE: NO_QUESTION

The passage does not contain any mathematical questions or answers. It is purely descriptive, listing educational standards and the resources available for each.