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# Unit 8: Add and subtract fractions

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## About this unit

Adding 3 eighths and 2 eighths is as easy as adding 3 stars and 2 stars. We'll add and subtract fractions with like denominators. Then we'll check out a special set of fractions, called decimal fractions. We'll even collect and interpret measurement data with fractions.

### Learn

### Practice

- Decompose fractions visuallyGet 3 of 4 questions to level up!
- Decompose fractionsGet 5 of 7 questions to level up!

### Learn

### Practice

- Add fractions with common denominatorsGet 5 of 7 questions to level up!
- Subtract fractions with common denominatorsGet 5 of 7 questions to level up!

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

### Learn

### Practice

- Add and subtract mixed numbers (no regrouping)Get 5 of 7 questions to level up!
- Add and subtract mixed numbers (with regrouping)Get 3 of 4 questions to level up!

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

### Learn

### Practice

- Equivalent fractions with fraction models (denominators 10 & 100)Get 5 of 7 questions to level up!
- Equivalent fractions (denominators 10 & 100)Get 5 of 7 questions to level up!
- Decompose fractions with denominators of 100Get 3 of 4 questions to level up!
- Equivalent expressions with common denominators (denominators 10 & 100)Get 5 of 7 questions to level up!
- Add fractions (denominators 10 & 100)Get 3 of 4 questions to level up!

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

### Learn

### Practice

- Graph data on line plots (through 1/8 of a unit)Get 3 of 4 questions to level up!
- Interpret line plotsGet 3 of 4 questions to level up!
- Interpret line plots with fraction addition and subtractionGet 3 of 4 questions to level up!

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

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Level up on all the skills in this unit and collect up to 1,700 Mastery points!