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# Unit 1: Intro to multiplication

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## About this unit

Ready for some mental gymnastics? In this unit on multiplication, you'll learn how to combine equal groups of numbers to find the total - and even how to use arrays to draw out what you're doing. You'll learn all about what it means to combine equal groups of numbers to level up your math skills.

### 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!

### Practice

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

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

### 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!

### Practice

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

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

### Learn

### 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 240 Mastery points

Up next for you:

Level up on all the skills in this unit and collect up to 1,200 Mastery points!