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Unit: Multiplication and division

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Possible mastery points

Multi-digit multiplication

Learn
Relate multiplication with area models to the standard algorithm
(Opens a modal)
Strategies for multiplying multiples of 10, 100 and 1000
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Estimating multi-digit multiplication
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Multiplying multi-digit numbers
(Opens a modal)
Practice
Multiply by taking out factors of 10Get 5 of 7 questions to level up!
Estimate multi-digit multiplication problemsGet 3 of 4 questions to level up!
Multi-digit multiplicationGet 3 of 4 questions to level up!

Multiplying decimals

Learn
Estimating decimal multiplication
(Opens a modal)
Intro to multiplying decimals
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Multiplying decimals (no standard algorithm)
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Developing strategies for multiplying decimals
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Multiplying decimals: place value
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Developing strategies for multiplying 2-digit decimals
(Opens a modal)
Practice
Estimating with multiplying decimalsGet 3 of 4 questions to level up!
Multiply decimals and whole numbers visuallyGet 5 of 7 questions to level up!
Multiply whole numbers and decimals less than 1Get 3 of 4 questions to level up!
Multiply decimals tenthsGet 5 of 7 questions to level up!
Multiply decimals (1&2-digit factors)Get 3 of 4 questions to level up!

Quiz 1

Level up on the above skills and collect up to 800 Mastery points

Multi-digit division

Learn
Strategies for dividing multiples of 10, 100, and 1000
(Opens a modal)
Estimating multi-digit division
(Opens a modal)
Introduction to dividing by 2-digits
(Opens a modal)
Dividing by 2-digits: 9815÷65
(Opens a modal)
Dividing by 2-digits: 7182÷42
(Opens a modal)
Practice
Divide by taking out factors of 10Get 3 of 4 questions to level up!
Estimate multi-digit division problemsGet 3 of 4 questions to level up!
Basic multi-digit divisionGet 5 of 7 questions to level up!
Division by 2-digitsGet 3 of 4 questions to level up!

Dividing decimals

Learn
Estimating decimal division
(Opens a modal)
Division strategies for decimal quotients
(Opens a modal)
Dividing decimals
(Opens a modal)
Dividing whole numbers to get a decimal
(Opens a modal)
Multi-digit division strategies for decimals
(Opens a modal)
Strategies for dividing by tenths
(Opens a modal)
Practice
Estimating with dividing decimalsGet 5 of 7 questions to level up!
Divide decimals by whole numbers visuallyGet 3 of 4 questions to level up!
Divide whole numbers to get a decimal (1-digit divisors)Get 3 of 4 questions to level up!
Divide whole numbers to get a decimal (2-digit divisors)Get 3 of 4 questions to level up!
Divide decimals by whole numbersGet 3 of 4 questions to level up!
Divide decimals like 16.8÷40 by factoring out a 10Get 3 of 4 questions to level up!
Divide whole numbers like 80÷200 to get a decimalGet 3 of 4 questions to level up!
Divide whole numbers by decimalsGet 3 of 4 questions to level up!
Divide whole numbers by 0.1 or 0.01Get 5 of 7 questions to level up!
Divide decimals like 1.32÷0.12Get 3 of 4 questions to level up!

Quiz 2

Level up on the above skills and collect up to 1400 Mastery points
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 2200 Mastery points!

About this unit

These tutorials will also help you get comfortable with multiplying and dividing decimals, multiplying multi-digit whole numbers, long division, and solving word problems.