Main content

Multiplication and division

Learn
Introduction to multiplicationEqual groupsMultiplication as equal groupsMultiplication as repeated additionMultiplication on the number lineMultiplication with arraysMore ways to multiply
Practice
Equal groupsGet 3 of 4 questions to level up!
Understand equal groups as multiplicationGet 5 of 7 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!
Multiply using groups of objectsGet 5 of 7 questions to level up!
Basic multiplicationGet 5 of 7 questions to level up!
Learn
Multiplying 1-digit numbers by multiples of 10, 100, and 1000Multiplying by multiples of 10Multiplying 10sMultiplying 1-digit numbers by 10, 100, and 1000Multiplying and dividing by 10, 100, 1000
Practice
Multiply by tensGet 5 of 7 questions to level up!
Multiplying 10sGet 5 of 7 questions to level up!
Learn
Using area model and properties to multiply Multiplying with distributive propertyMultiplying with area model: 6 x 7981 Multiplying with area model: 78 x 65Relate multiplication with area models to the standard algorithm
Learn
Multiplying 2-digit by 1-digitMultiplying 3-digit by 1-digitMultiplying 3-digit by 1-digit (regrouping)Multiplying 4-digit by 1-digit (regrouping)Multiplying 2-digit numbersMultiplying multi-digit numbers
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!
Learn
The idea of divisionVisualizing division with arraysDivision in context
Practice
Division with groups of objectsGet 5 of 7 questions to level up!
Divide with visualsGet 5 of 7 questions to level up!
Division with arraysGet 5 of 7 questions to level up!
Division in contextsGet 5 of 7 questions to level up!
Learn
Division using place valueDivision with area models
Practice
Divide using place valueGet 3 of 4 questions to level up!
Learn
Intro to long division (no remainders)Long division: 280÷5Introduction to dividing by 2-digits
Practice
Learn
Intro to remaindersUnderstanding remaindersInterpreting remaindersLong division with remainders: 3771÷8Long division with remainders: 2292÷4
Practice
Multi-digit divisionGet 3 of 4 questions to level up!
Learn
Dividing by 2-digits: 9815÷65Dividing by 2-digits: 7182÷42
Practice
Basic multi-digit divisionGet 5 of 7 questions to level up!
Division by 2-digitsGet 3 of 4 questions to level up!
Learn
Multiplication in real world contextsMultiplication word problem: pizzaDivision word problem: field goals
Practice
Multiplication in contextsGet 5 of 7 questions to level up!
Multiplication and division word problemsGet 5 of 7 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.