Illustrative Mathematics
Equivalent fractions approach to non-repeating decimals
Trying to get your class to think of decimals as fractions and vice versa can lead to interesting discussions. After all, we can usually understand quickly that 1/4 is .25 but why is 1/7 not so easy to convert? This activity looks...
Illustrative Mathematics
Dimes and Pennies
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number...
Illustrative Mathematics
Adding Tenths and Hundredths
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
West Contra Costa Unified School District
Decimals and Fractions
Reinforce the concept of fractions and decimals as part of a whole with a lesson that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice and activity...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
5280 Math
Decimal Patterns
Find patterns in the process instead of the result. Learners convert series of decimals and fractions identifying patterns along the way. The lesson includes nine problem tasks with progressively more involved patterns.
Illustrative Mathematics
Margie Buys Apples
One of the most common, everyday applications of math is dealing with money. This single problem calculating how much change Margie receives is more involved than it appears at first glance. An understanding of how fractions and decimals...
Curated OER
Drinking Juice
Pictures, number lines, decimal equivalents, or Cuisenaire rods can be used to show insight into the meaning of multiplying fractions.Here, Alisa drinks 3/4 of 1/2 liter of juice. To find the total volume of the juice that Alisa...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Fractions, Number Theory
Twenty problems presented on the topics: factors, prime/composite and many aspects of working with fractions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click...
Mr. Martini's Classroom
Mr. Martini's Classroom: Convert Fractions to Hundredths
Students practice rewriting fractions with a denominator of 100 on these interactive flashcards. The problem changes color when the correct numerator is typed.
Education Development Center
Tune in to Learning: What's a Percentage?
Use this site to learn about percents, and how they relate to decimals and fractions with this interactive online lesson. You will learn about percents, convert percents into fractions and decimals, and find equal parts of a whole.
AAA Math
Aaa Math: Fractions and Equivalent Decimals
Explains why decimals are a type of fraction. Gives practice recognizing equivalents and games to practice the skill.
Texas Instruments
Texas Instruments: Rational Match
Students use the Rational Number Rampage application to play a game to find numbers that are equivalent fractions, decimals, and percents.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Fractions Into Decimals
This Math Page tutorial explains how to change a fraction to a decimal and features a practice section at the end of the lesson.
AAA Math
Aaa Math: Identifying Equivalent Decimals and Fractions
This site explains why decimals are a type of fraction. Gives practice recognizing equivalents, plus games to practice the skill.
Math Medics
S.o.s. Math: Changing Decimals to a Fraction
Explains step-by-step how to change a decimal to a fraction. Gives examples and exercises to practice this skill.