Main content

# Unit 14: Operations and Algebra 189-200

6,300 possible mastery points

Mastered

Proficient

Familiar

Attempted

Not started

Quiz

Unit test

### Learn

### Practice

- Equal groupsGet 3 of 4 questions to level up!
- Understand equal groups as multiplicationGet 5 of 7 questions to level up!
- Relate repeated addition to multiplicationGet 5 of 7 questions to level up!

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

### Practice

- Represent multiplication on the number lineGet 3 of 4 questions to level up!

### Practice

- Understand multiplication using groups of objectsGet 5 of 7 questions to level up!
- Multiply using groups of objectsGet 5 of 7 questions to level up!

### Practice

- Understand multiplication with arraysGet 5 of 7 questions to level up!
- Multiply with arraysGet 5 of 7 questions to level up!

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

### Practice

- Multiplication in contextsGet 5 of 7 questions to level up!

### Practice

- Represent the commutative property of multiplicationGet 3 of 4 questions to level up!
- Understand the commutative property of multiplicationGet 3 of 4 questions to level up!
- Commutative property of multiplicationGet 5 of 7 questions to level up!

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

### Learn

- No videos or articles available in this lesson

### Practice

- Multiply by 0 or 1Get 10 of 14 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Multiply by 2Get 5 of 7 questions to level up!
- Multiply by 4Get 5 of 7 questions to level up!
- Multiply by 2 and 4Get 10 of 14 questions to level up!

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

### Learn

- No videos or articles available in this lesson

### Practice

- Multiply by 5Get 5 of 7 questions to level up!
- Multiply by 10Get 5 of 7 questions to level up!
- Multiply by 5 and 10Get 10 of 14 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Multiply by 3Get 5 of 7 questions to level up!
- Multiply by 6Get 5 of 7 questions to level up!
- Multiply by 3 and 6Get 10 of 14 questions to level up!

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

### Learn

### Practice

- Visualize distributive propertyGet 3 of 4 questions to level up!
- Distributive propertyGet 3 of 4 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Multiply by 7Get 10 of 14 questions to level up!
- Multiply by 8Get 10 of 14 questions to level up!
- Multiply by 9Get 10 of 14 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Basic multiplicationGet 5 of 7 questions to level up!

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

### Practice

- Division with groups of objectsGet 5 of 7 questions to level up!
- Division with arraysGet 5 of 7 questions to level up!
- Divide with visualsGet 5 of 7 questions to level up!

### Practice

- Division in contextsGet 5 of 7 questions to level up!

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

### Learn

### Practice

- Relate division to multiplicationGet 5 of 7 questions to level up!
- Relate multiplication and division equationsGet 5 of 7 questions to level up!
- Fact familiesGet 5 of 7 questions to level up!
- Relate division to multiplication word problemsGet 3 of 4 questions to level up!

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

### Learn

- No videos or articles available in this lesson

### Practice

- Divide by 1Get 8 of 11 questions to level up!
- Divide by 2Get 7 of 10 questions to level up!
- Divide by 4Get 7 of 10 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Divide by 5Get 7 of 10 questions to level up!
- Divide by 10Get 7 of 10 questions to level up!

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

### Learn

- No videos or articles available in this lesson

### Practice

- Divide by 3Get 7 of 10 questions to level up!
- Divide by 6Get 7 of 10 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Divide by 7Get 7 of 10 questions to level up!
- Divide by 8Get 7 of 10 questions to level up!
- Divide by 9Get 7 of 10 questions to level up!

### Learn

- No videos or articles available in this lesson

### Practice

- Basic divisionGet 5 of 7 questions to level up!

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

### Practice

- Find missing factors (1-digit multiplication)Get 3 of 4 questions to level up!
- Find missing divisors and dividends (1-digit division)Get 3 of 4 questions to level up!

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

### Learn

### Practice

- Understand associative property of multiplicationGet 3 of 4 questions to level up!
- Associative property of multiplicationGet 5 of 7 questions to level up!
- Use associative property to multiply 2-digit numbers by 1-digitGet 3 of 4 questions to level up!

### Practice

- Multiply by tensGet 5 of 7 questions to level up!
- Multiply by tens word problemsGet 3 of 4 questions to level up!

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

### Practice

- 2-step expressionsGet 5 of 7 questions to level up!

### Practice

- 2-step estimation word problemsGet 3 of 4 questions to level up!

### Learn

### Practice

- Represent 2-step word problems with equationsGet 3 of 4 questions to level up!
- 2-step word problemsGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Math patternsGet 5 of 7 questions to level up!
- Patterns with even and oddGet 3 of 4 questions to level up!
- Patterns in hundreds chartGet 3 of 4 questions to level up!
- Patterns in multiplication tablesGet 5 of 7 questions to level up!

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

Level up on all the skills in this unit and collect up to 6,300 Mastery points!