Main content

### Math

## Common Core Math

# Grade 2: Number and Operations in Base Ten

#### 2.NBT.A.1.a

Mostly covered

- Hundreds, tens, and ones
- Identify the value of a digit (ones, tens, hundreds)
- Identifying value in digits
- Intro to place value
- Intro to place value
- Place value blocks within 1,000
- Place value tables within 1,000
- Place value tables within 1,000
- Regroup whole numbers
- Regrouping whole numbers: 675
- Use place value blocks to show numbers within 1,000

#### 2.NBT.A.1.b

Fully covered

### 2.NBT.A.2

Partially covered

### 2.NBT.A.3

Partially covered

### 2.NBT.A.4

Fully covered

### 2.NBT.B.5

Mostly covered

- 2-step addition word problems within 100
- 2-step subtraction word problems within 100
- Add 1s or 10s (no regrouping)
- Add 2-digit numbers by making tens
- Add 2-digit numbers by making tens 2
- Add and subtract on the number line word problems
- Add on a number line
- Add within 100 using a number line
- Add within 100 using place value blocks
- Adding 2-digit numbers without regrouping
- Adding 53+17 by making a group of 10
- Adding and subtracting on number line word problems
- Adding by making a group of 10
- Adding two digit numbers on a number line
- Adding with regrouping
- Addition and subtraction with number lines
- Addition word problem: horses
- Addition word problems within 100
- Break apart 2-digit addition problems
- Breaking apart 2-digit addition problems
- Find the missing number (add and subtract within 100)
- Multi step addition word problem
- Multi-step subtraction word problem
- Regroup when adding 1-digit numbers
- Select strategies for adding within 100
- Strategies for adding 2-digit numbers
- Subtract 1 or 10
- Subtract within 100 using a number line
- Subtract within 100 using place value blocks
- Subtracting 10s using place value
- Subtracting 1s or 10s (no regrouping)
- Subtracting 1s using place value
- Subtracting a 1-digit number with regrouping
- Subtracting two-digit numbers without regrouping
- Subtraction word problem: basketball
- Subtraction word problem: crayons
- Subtraction word problems within 100
- Understanding place value when adding ones
- Understanding place value when adding tens

### 2.NBT.B.6

Fully covered

### 2.NBT.B.7

Mostly covered

- Add 10s and 100s (no regrouping)
- Add on a number line
- Add using groups of 10 and 100
- Add within 1,000 using place value blocks
- Adding 10 or 100
- Adding 1s, 10s, and 100s
- Adding 3-digit numbers (no regrouping)
- Adding and subtracting on number line
- Addition using groups of 10 and 100
- Break apart 3-digit addition problems
- Breaking apart 3-digit addition problems
- Estimate to add multi-digit whole numbers
- Select strategies for adding within 1000
- Subtract 10s and 100s (no regrouping)
- Subtract on a number line
- Subtract within 1,000 using place value blocks
- Subtracting 1, 10, or 100
- Subtracting 1s, 10s, and 100s
- Subtracting 3-digit numbers (no regrouping)
- Subtracting with place value blocks (regrouping)

### 2.NBT.B.8

Not covered

(Content unavailable)

### 2.NBT.B.9

Fully covered