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# Unit 2: Multiplication and division

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## About this unit

Let's continue on the multiplication and division adventure that was started in third grade. We'll think about multiplying and dividing with whole numbers and discover that sometimes we have a leftover, or a remainder, when we divide. These tutorials will also help you get comfortable with multiplying multi-digit numbers, long division, and solving word problems. Let's do this people!

### Learn

### Practice

- Multiply 1-digit numbers by 10, 100, and 1000Get 5 of 7 questions to level up!
- Multiply 1-digit numbers by a multiple of 10, 100, and 1000Get 5 of 7 questions to level up!
- Multiplying 10sGet 5 of 7 questions to level up!

### Learn

### Practice

- Multiply 2-digits by 1-digit with distributive propertyGet 3 of 4 questions to level up!
- Multiply 3- and 4-digits by 1-digit with area modelsGet 3 of 4 questions to level up!
- Multiply 2-digit numbers with area modelsGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Multiply without regroupingGet 5 of 7 questions to level up!
- Multiply with regroupingGet 5 of 7 questions to level up!
- Multiply 2-digit numbersGet 5 of 7 questions to level up!

### Learn

### Practice

- Compare with multiplicationGet 5 of 7 questions to level up!
- Compare with multiplication word problemsGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Divide multiples of 10, 100, and 1,000 by 1-digit numbersGet 5 of 7 questions to level up!
- Cancel zeros when dividing Get 5 of 7 questions to level up!

### Practice

- Divide using place valueGet 3 of 4 questions to level up!
- Divide by 1-digit numbers with area modelsGet 3 of 4 questions to level up!

### Practice

- Divide multi-digit numbers by 2, 3, 4, and 5 (remainders)Get 5 of 7 questions to level up!
- Zeros in the dividend (no remainders)Get 3 of 4 questions to level up!
- Zeros in the quotient (no remainders)Get 3 of 4 questions to level up!

Level up on the above skills and collect up to 560 Mastery points

### Learn

### Practice

- Interpret remaindersGet 3 of 4 questions to level up!
- Divide with remainders (2-digit by 1-digit)Get 3 of 4 questions to level up!
- Divide multi-digit numbers by 6, 7, 8, and 9 (remainders)Get 3 of 4 questions to level up!

### Learn

### Practice

- Multiplication and division word problemsGet 5 of 7 questions to level up!
- 2-step estimation word problemsGet 3 of 4 questions to level up!
- Represent multi-step word problems using equationsGet 3 of 4 questions to level up!
- Multi-step word problems with whole numbersGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 560 Mastery points

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Level up on all the skills in this unit and collect up to 2,500 Mastery points!