Yale University
Yale New Haven Teachers Institute: Solving Problems "By the Hundreds"
The Yale-New Haven Teachers Institute site contains various math exercises relating to percentage and consumer-related problems. An explanation of sales tax, a related problem and answer are given.
CK-12 Foundation
Ck 12: Arithmetic: Fraction Rounding to the Nearest Half
[Free Registration/Login may be required to access all resource tools.] Round given fractions to the nearest half.
Khan Academy
Khan Academy: Equations With Parentheses: Decimals & Fractions
Solve linear equations that contain expressions with parentheses and the coefficients are rational numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Comparing, Order Rational Numbers
Practice comparing decimals, percents, fractions, and mixed numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Percents 1
Twenty-five problems present a variety of percent topics: percents as fractions, improper, and mixed numbers, percents as decimals, simple interest, and percent of increase/decrease. They are given with each step to the solution cleverly...
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Other
The Actuarial Foundation: Math Academy: Dining Out [Pdf]
Students will understand and apply concepts of fractions, decimals and percents to count money, make change, figure tax/tips and participate in other restaurant-related activities.
PBS
Pbs Mathline: Is It Really News? Lesson Plan [Pdf]
Students use decimals, percents, and fractions to explore how much "news" is really in the newspaper. Printable lesson
OER Commons
Oer Commons: Understanding Rational Numbers
Seventh graders learn the definition of rational number, and they write rational numbers as ratios of integers and as repeating or terminating decimals.
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Other
Plane Math: Activities: Fill 'Er Up
Students work in groups to plan a flight around the country. The activity explores estimation, number sense, measurement, and patterns. The resource consists of a lesson plan, group activity instructions, lesson overview, and an expert...
Illustrative Mathematics
Illustrative Mathematics: 4.nbt What's My Number?
The purpose of this task is for students to reason about base-ten numbers on the number line in a way that will require them to use what they know about place value. Students first represent addition and subtraction on the number line in...
Primary Resources
Primary Resources: Follow Me "Loop" Math Games
An extensive collection of premade cards for "loop" games in math. These "I have, Who has?" cards are available for counting on and back, capacity, place value, addition, subtraction, multiplication, division, fractions, decimals, money...
Khan Academy
Khan Academy: Linear Equations With Variables on Both Sides
In this exercise, students practice solving linear equations with variables on both sides (decimals and fractions). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Rational Numbers
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers on a number line and by using inequality symbols
Alabama Learning Exchange
Alex: How Low Can You Go?
In this lesson, students will identify and locate numberspostive and negative numbers, including decimals and fractions on a number line. This lesson plan was created by exemplary Alabama Math Teachers through the AMSTI project.
National Council of Teachers of Mathematics
Nctm: Illuminations: Fraction Models
Explore different representations for fractions including improper fractions, mixed numbers, decimals, and percentages. Additionally, there are length, area, region, and set models.
Texas Instruments
Texas Instruments: Rational Timer
Students use the calculator to play a game that requires them to convert numbers to fractions, decimals, or percent quickly and accurately.
Texas Instruments
Texas Instruments: Names for One Half
In this activity, students use their understanding of integers, fractions, decimals, and operations to find mathematical expressions that equal one-half.
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.
Quia
Quia: Percent Problems
A Jeopardy game tests students' knowledge of fractions, decimals, percents, integers, and combining like terms. Play with one or two players.
Texas Instruments
Texas Instruments: Tiles in a Bag
In this activity, students explore probability and patterns in fractions, decimals, and percents by drawing tiles out of a bag.
ABCya
Ab Cya: Comparing Number Values
Comparing Number Values is an educational game for kids to practice greater than, less than, and equal drills. Players can choose to practice comparing whole numbers, fractions, decimals or all of them combined! Get five in-a-row correct...
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