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Multiplication and division

Multiplication intro

Learn
Introduction to multiplication
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Equal groups
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Multiplication as equal groups
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Multiplication as repeated addition
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Multiplication on the number line
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Multiplication with arrays
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More ways to multiply
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Practice
Equal groupsGet 3 of 4 questions to level up!
Understand equal groups as multiplicationGet 5 of 7 questions to level up!
Represent multiplication on the number lineGet 3 of 4 questions to level up!
Understand multiplication with arraysGet 5 of 7 questions to level up!
Multiply with arraysGet 5 of 7 questions to level up!
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!
Basic multiplicationGet 5 of 7 questions to level up!

Multiplication by 10s, 100s, and 1000s

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Multiplying 1-digit numbers by multiples of 10, 100, and 1000
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Multiplying by multiples of 10
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Multiplying 10s
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Multiplying 1-digit numbers by 10, 100, and 1000
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Multiplying and dividing by 10, 100, 1000
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Practice
Multiply 1-digit numbers by 10, 100, and 1000Get 5 of 7 questions to level up!
Multiply by tensGet 5 of 7 questions to level up!
Multiplying 10sGet 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!
Understand multiplying by a multiple of 10, 100, and 1000Get 3 of 4 questions to level up!

Multiplication: place value and area models

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Using area model and properties to multiply
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Multiplying with distributive property
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Multiplying with area model: 6 x 7981
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Multiplying with area model: 78 x 65
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Relate multiplication with area models to the standard algorithm
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Practice
Multiply 2-digits by 1-digit with distributive propertyGet 3 of 4 questions to level up!
Multiply 2-digit numbers with area modelsGet 3 of 4 questions to level up!
Multiply 2-digits by 1-digit with area modelsGet 3 of 4 questions to level up!
Multiply 3- and 4-digits by 1-digit with distributive propertyGet 5 of 7 questions to level up!
Multiply using partial productsGet 3 of 4 questions to level up!
Multiply with partial products (2-digit numbers)Get 3 of 4 questions to level up!

Multi-digit multiplication

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Multiplying 2-digit by 1-digit
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Multiplying 3-digit by 1-digit
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Multiplying 3-digit by 1-digit (regrouping)
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Multiplying 4-digit by 1-digit (regrouping)
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Multiplying 2-digit numbers
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Multiplying multi-digit numbers
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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!
Multi-digit multiplicationGet 3 of 4 questions to level up!
Multiply by 1-digit numbers with standard algorithmGet 3 of 4 questions to level up!

Division intro

Learn
The idea of division
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Visualizing division with arrays
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Division in context
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Practice
Division with groups of objectsGet 5 of 7 questions to level up!
Divide with visualsGet 5 of 7 questions to level up!
Find missing divisors and dividends (1-digit division)Get 3 of 4 questions to level up!
Division with arraysGet 5 of 7 questions to level up!
Division in contextsGet 5 of 7 questions to level up!

Division: place value and area

Learn
Division using place value
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Division with area models
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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!

Multi-digit division (no remainders)

Learn
Intro to long division (no remainders)
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Long division: 280÷5
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Introduction to dividing by 2-digits
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Practice
Create division equations with area modelsGet 3 of 4 questions to level up!

Remainders

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Intro to remainders
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Understanding remainders
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Interpreting remainders
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Long division with remainders: 3771÷8
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Long division with remainders: 2292÷4
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Practice
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!
Multi-digit divisionGet 3 of 4 questions to level up!

Multi-digit division (remainders)

Learn
Dividing by 2-digits: 9815÷65
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Dividing by 2-digits: 7182÷42
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Practice
Basic multi-digit divisionGet 5 of 7 questions to level up!
Division by 2-digitsGet 3 of 4 questions to level up!
Divide multi-digit numbers by 2, 3, 4, and 5 (remainders)Get 5 of 7 questions to level up!

Multiplication and division word problems

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Multiplication in real world contexts
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Multiplication word problem: pizza
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Division word problem: field goals
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Practice
Multiplication in contextsGet 5 of 7 questions to level up!
Multiplication and division word problemsGet 5 of 7 questions to level up!
Multi-step word problems with whole numbersGet 3 of 4 questions to level up!

About this unit

In this topic, we will multiply and divide whole numbers. The topic starts with 1-digit multiplication and division and goes through multi-digit problems. We will cover regrouping, remainders, and word problems.