Decimals

Progress
Intro to decimals
Decimals on the number line
Quiz 1
5 questions
Rounding decimals
Comparing decimals
Quiz 2
7 questions
Rewriting decimals as fractions
Adding decimals
Quiz 3
8 questions
Subtracting decimals
Adding and subtracting decimals word problems
Quiz 4
5 questions
Multiplying decimals
Dividing decimals
Unit test
15 questions
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Lessons
Intro to decimalsDecimals on the number lineQuiz 1Rounding decimalsComparing decimalsQuiz 2Rewriting decimals as fractionsAdding decimalsQuiz 3Subtracting decimalsAdding and subtracting decimals word problemsQuiz 4Multiplying decimalsDividing decimals Unit test
Practice
Quizzes
Unit test
Intro to decimals
Learn
Intro to decimals
Decimals as words
Write decimal in expanded form
Writing decimal numbers shown in grids
Practice
Decimals in words
100%
100%
Decimals in expanded form
100%
100%
Try again
Write decimal numbers shown in grids
86%
86%
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Decimals on the number line
Learn
Graphing tenths from 0 to 1
Identifying tenths on a number line
Plotting decimal numbers on a number line
Graphing hundredths from 0 to 0.1
Identifying hundredths on a number line
Practice
Decimals on the number line: tenths
100%
100%
Decimals on the number line: hundredths
100%
100%
Identify your areas for growth in these lessons:
Intro to decimals
Decimals on the number line
Rounding decimals
Learn
Worked example: Rounding decimals to nearest tenth
Practice
Round decimals
71%
71%
Try again
Round decimals using a number line
100%
100%
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Round decimals challenge
100%
100%
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Comparing decimals
Learn
Comparing decimals 2
Comparing decimals 3
Comparing decimals: 9.97 and 9.798
Comparing decimals: 156.378 and 156.348
Ordering decimals 1
Ordering decimals 2
Practice
Compare decimals (tenths and hundredths)
100%
100%
Compare decimals through thousandths
7 questions
Practice
Compare decimal place value
100%
100%
Order decimals
4 questions
Practice
Identify your areas for growth in these lessons:
Rounding decimals
Comparing decimals
Rewriting decimals as fractions
Learn
Writing a number as a fraction and decimal
Rewriting decimals as fractions: 0.15
Rewriting decimals as fractions: 0.8
Rewriting decimals as fractions: 0.36
Fraction to decimal: 11/25
Worked example: Converting a fraction (7/8) to a decimal
Converting decimals to fractions 2 (ex 1)
Converting decimals to fractions 2 (ex 2)
Practice
Rewrite fractions as decimals
86%
86%
Try again
Write number as a fraction and decimal
100%
100%
Rewrite decimals as fractions
86%
86%
Try again
Converting fractions to decimals
50%
50%
Try again
Rewriting decimals as fractions challenge
100%
100%
Adding decimals
Learn
Introduction to adding decimals: tenths
Adding decimals with hundredths
Adding decimals: 9.087+15.31
Adding decimals: 0.822+5.65
Adding three decimals
Adding decimals
Practice
Adding decimals: tenths
100%
100%
Adding decimals: hundredths
100%
100%
Adding decimals: thousandths
100%
100%
Identify your areas for growth in these lessons:
Rewriting decimals as fractions
Adding decimals
Subtracting decimals
Learn
Strategies for subtracting more complex decimals with tenths
More advanced subtraction strategies with hundredths
Subtracting decimals: 9.005 - 3.6
Subtracting decimals: 39.1 - 0.794
Subtracting decimals
Practice
Subtracting decimals: tenths
100%
100%
Subtracting decimals: hundredths
100%
100%
Subtracting decimals: thousandths
100%
100%
Adding and subtracting decimals word problems
Learn
Adding decimals word problem
Adding & subtracting decimals word problem
Practice
Adding & subtracting decimals word problems
100%
100%
Identify your areas for growth in these lessons:
Subtracting decimals
Adding and subtracting decimals word problems
Multiplying decimals
Learn
Intro to multiplying decimals
Developing strategies for multiplying decimals
Multiplying decimals: place value
Multiplying challenging decimals
Multiplying decimals (no standard algorithm)
Practice
Multiplying decimals 1 (standard algorithm)
100%
100%
Multiplying decimals 2 (standard algorithm)
100%
100%
Multiplying decimals 3 (standard algorithm)
100%
100%
Dividing decimals
Learn
Dividing whole numbers to get a decimal
Division strategies for decimal quotients
Multi-digit division strategies for decimals
Strategies for dividing by tenths
Dividing decimals completely
Dividing decimals with hundredths
Long division with decimals
Dividing by a multi-digit decimal
Dividing decimals
Practice
Dividing whole numbers to get a decimal
100%
100%
Dividing decimals 1
100%
100%
Dividing decimals 2
100%
100%
Dividing decimals: hundredths
100%
100%
Dividing decimals: ten thousandths
100%
100%
Test your understanding of Decimals with these 15 questions.
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.