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# Unit 32: Numbers and Operations 189-200

3,800 possible mastery points
Mastered
Proficient
Familiar
Attempted
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Quiz
Unit test

## Estimate to add multi-digit numbers

### Practice

#### Quiz 1

Level up on the above skills and collect up to 320 Mastery points

## Adding with regrouping within 1000

### Practice

#### Quiz 2

Level up on the above skills and collect up to 400 Mastery points

## Strategies for subtracting two and three-digit numbers

### Practice

#### Quiz 3

Level up on the above skills and collect up to 320 Mastery points

## Addition and subtraction word problems

### Practice

#### Quiz 4

Level up on the above skills and collect up to 240 Mastery points

## Fractions in contexts

### Learn

• No videos or articles available in this lesson

## What fractions mean

### Practice

#### Quiz 5

Level up on the above skills and collect up to 480 Mastery points

## Fractions on the number line

### Practice

#### Quiz 6

Level up on the above skills and collect up to 400 Mastery points

## Fractions and whole numbers

### Practice

#### Quiz 7

Level up on the above skills and collect up to 160 Mastery points

## Comparing fractions

### Practice

#### Quiz 8

Level up on the above skills and collect up to 400 Mastery points

## Equivalent fractions

### Practice

#### Quiz 9

Level up on the above skills and collect up to 320 Mastery points

#### Unit test

Level up on all the skills in this unit and collect up to 3800 Mastery points!