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Unit: Get ready for arithmetic operations

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Possible mastery points

Divide whole numbers by unit fractions

Learn
Visually dividing whole numbers by unit fractions
(Opens a modal)
Dividing a whole number by a unit fraction
(Opens a modal)
Practice
Dividing whole numbers by unit fractions visuallyGet 3 of 4 questions to level up!
Dividing whole numbers by unit fractions Get 3 of 4 questions to level up!

Divide unit fractions by whole numbers

Learn
Visually dividing unit fraction by a whole number
(Opens a modal)
Dividing a unit fraction by a whole number
(Opens a modal)
Practice
Dividing unit fractions by whole numbers visuallyGet 3 of 4 questions to level up!
Dividing unit fractions by whole numbersGet 3 of 4 questions to level up!

Multi-digit multiplication

Learn
Estimating multi-digit multiplication
(Opens a modal)
Relate multiplication with area models to the standard algorithm
(Opens a modal)
Intro to standard way of multiplying multi-digit numbers
(Opens a modal)
Understanding the standard algorithm for multiplication
(Opens a modal)
Multiplying multi-digit numbers: 6,742x23
(Opens a modal)
Practice
Multiply by 1-digit numbers with standard algorithmGet 3 of 4 questions to level up!
Multi-digit multiplicationGet 3 of 4 questions to level up!

Multi-digit division

Learn
Estimating multi-digit division
(Opens a modal)
Introduction to dividing by 2-digits
(Opens a modal)
Long division with remainders: 2292÷4
(Opens a modal)
Long division with remainders: 3771÷8
(Opens a modal)
Dividing by 2-digits: 9815÷65
(Opens a modal)
Dividing by 2-digits: 7182÷42
(Opens a modal)
Dividing by a 2-digits: 4781÷32
(Opens a modal)
Practice
Basic multi-digit divisionGet 5 of 7 questions to level up!
Division by 2-digitsGet 3 of 4 questions to level up!

Adding decimals

Learn
Introduction to adding decimals: tenths
(Opens a modal)
Adding decimals with ones and tenths parts
(Opens a modal)
Adding decimals with hundredths
(Opens a modal)
Adding decimals with ones, tenths and hundredths
(Opens a modal)
Practice
Adding decimals (tenths)Get 3 of 4 questions to level up!
Adding decimals (hundredths)Get 3 of 4 questions to level up!

Subtracting decimals

Learn
Strategies for subtracting basic decimals
(Opens a modal)
Subtraction strategies with hundredths
(Opens a modal)
More advanced subtraction strategies with hundredths
(Opens a modal)
Practice
Subtracting decimals (tenths)Get 3 of 4 questions to level up!
Subtract decimals (hundredths)Get 3 of 4 questions to level up!

Multiplying decimals

Learn
Understanding decimal multiplication
(Opens a modal)
Multiplying decimals using estimation
(Opens a modal)
Developing strategies for multiplying decimals
(Opens a modal)
Developing strategies for multiplying 2-digit decimals
(Opens a modal)
Practice
Understand multiplying decimalsGet 3 of 4 questions to level up!
Multiply decimals (1&2-digit factors)Get 3 of 4 questions to level up!

Dividing decimals

Learn
Dividing a decimal by a whole number with fraction models
(Opens a modal)
Dividing a decimal by a whole number on the number line
(Opens a modal)
Dividing a decimal by a whole number example
(Opens a modal)
Visually dividing a whole number by a decimal
(Opens a modal)
Practice
Divide decimals by whole numbersGet 3 of 4 questions to level up!
Divide whole numbers by decimalsGet 3 of 4 questions to level up!
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Unit test

Level up on all the skills in this unit and collect up to 1600 Mastery points!