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# Unit: Decimals

#### 0

Possible mastery points

## Intro to decimals

Practice
Decimals in wordsGet 3 of 4 questions to level up!
Decimals in expanded formGet 3 of 4 questions to level up!
Relate decimals and fractions in wordsGet 3 of 4 questions to level up!
Decimals in written and expanded formGet 3 of 4 questions to level up!

## Decimals on the number line

Practice
Decimals on the number line: tenthsGet 3 of 4 questions to level up!
Decimals on the number line: hundredthsGet 3 of 4 questions to level up!
Decimals on the number line: thousandthsGet 3 of 4 questions to level up!

#### Quiz 1

Level up on the above skills and collect up to 1000 Mastery points

## Rounding decimals

Practice
Round decimals Get 5 of 7 questions to level up!
Round decimals using a number lineGet 3 of 4 questions to level up!
Round decimals challengeGet 3 of 4 questions to level up!

## Comparing decimals

Practice
Compare decimals (tenths and hundredths)Get 5 of 7 questions to level up!
Compare decimals through thousandthsGet 5 of 7 questions to level up!
Compare decimal place valueGet 3 of 4 questions to level up!
Order decimalsGet 3 of 4 questions to level up!
Order decimals and fractions in different formsGet 3 of 4 questions to level up!

## Rewriting decimals as fractions

Practice
Write decimals and fractions shown on gridsGet 3 of 4 questions to level up!
Write decimals as fractionsGet 5 of 7 questions to level up!
Converting fractions to decimalsGet 3 of 4 questions to level up!
Rewriting decimals as fractions challengeGet 5 of 7 questions to level up!
Write common fractions as decimalsGet 5 of 7 questions to level up!

#### Quiz 2

Level up on the above skills and collect up to 1400 Mastery points

## Adding decimals

Practice
Add decimals visuallyGet 5 of 7 questions to level up!
Adding decimals: tenthsGet 5 of 7 questions to level up!
Adding decimals: hundredthsGet 5 of 7 questions to level up!
Adding decimals: thousandthsGet 5 of 7 questions to level up!

## Subtracting decimals

Practice
Subtract decimals visuallyGet 5 of 7 questions to level up!
Subtracting decimals: tenthsGet 5 of 7 questions to level up!
Subtracting decimals: hundredthsGet 5 of 7 questions to level up!
Subtracting decimals: thousandthsGet 5 of 7 questions to level up!

## Adding and subtracting decimals word problems

Practice
Adding & subtracting decimals word problemsGet 3 of 4 questions to level up!

#### Quiz 3

Level up on the above skills and collect up to 900 Mastery points

## Multiplying decimals

Practice
Understand multiplying decimalsGet 3 of 4 questions to level up!
Multiply whole numbers by 0.1 and 0.01Get 3 of 4 questions to level up!
Multiply decimals and whole numbers visuallyGet 5 of 7 questions to level up!
Multiply whole numbers and decimalsGet 3 of 4 questions to level up!
Multiply decimals (up to 4-digit factors)Get 3 of 4 questions to level up!

## Dividing decimals

Practice
Divide whole numbers by decimals visuallyGet 3 of 4 questions to level up!
Divide decimals by whole numbers visuallyGet 3 of 4 questions to level up!
Dividing decimals 1Get 5 of 7 questions to level up!
Dividing decimals 2Get 5 of 7 questions to level up!
Dividing decimals: hundredthsGet 3 of 4 questions to level up!
Dividing decimals: thousandthsGet 3 of 4 questions to level up!

#### Quiz 4

Level up on the above skills and collect up to 1600 Mastery points
Up next for you:

#### Unit test

Level up on all the skills in this unit and collect up to 4900 Mastery points!

### About this unit

In this topic, we will learn what a decimal is and how to show it visually and on a number line. We will also add, subtract, multiply, and divide with decimals.