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Curated OER
Is This Fair?
Young scholars discover how to convert fractions to decimals and percents. They play the role of a shopper to complete this activity.
Curated OER
Finding Remainders in Pascal's Triangle
Pupils use clock arithmetic to find remainders. In this patterns in math lesson, students explore the relationship between clock arithmetic and remainders using a computer applet. Pupils also identify patterns in Pascal's triangle with...
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this lesson on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Curated OER
Fractions, Equivalent Fractions and Decimals
Students relate fractions to decimals and find and compare equivalent fractions.
Curated OER
It Has to Balance
Second graders use a price list and balance sheet to plan for a day of fun at the beach. They consider expenses, income, and balancing of resources.
Curated OER
The Ice Cream Shop
Second graders read books about ice cream and plan an ice cream sundae party for the class. They research ingredients and determine how much the party cost each student. They hold a mock opening for an ice cream store and have their party.
Curated OER
A Relatively Far Out Idea: Estimating
Young scholars investigate methods of estimating through cooperative group activities, hands-on activities, the use of tables and graphs and an interactive video.
Curated OER
Fractions, Equivalent Fractions and Decimals
Students examine how to relate fractions to decimals and find and compare equivalent fractions.
Curated OER
Adding Decimals
In this adding decimals practice activity, students use their math skills to solve 15 equations that require them to add and subtract decimal numbers.
Curated OER
Equivalency-Saying the Same Thing
Fifth graders use a scientific calculator to practice finding equivalencies They discuss the possible uses for the scientific calculator. They experiment with other basic functions using the calculator.
Curated OER
Fractions: Adding Same Denominator
In this math worksheet, students look for the answers to the addition with fractions of the same denominator. There is a button at the top of the page for the answers.
Curated OER
Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
Curated OER
Two-Step Equations
Students explore the concept of solving two-step equations. In this solving two-step equations lesson, students watch a short video about solving equations. Students view a PowerPoint presentation about solving two-step equations....
Curated OER
Basic Sense
Fifth graders add fractions. After a class discussion on real life application of fractions, the teacher uses fractions strips to model adding fractions. In pairs, 5th graders model adding fractions by drawing diagrams. They justify...
Curated OER
Calculate the Answer
Students solve basic multiplication or addition facts using a calculator and product cards. They draw a card, read the sum or product, and press single digits on the calculator to display the number on the card.
E-learning for Kids
E Learning for Kids: Math: Llama Farm: Mixed Operations
On this interactive site students learn to write a remainder as a decimal and solve division problems using the appropriate mental, written or calculator strategy.
E-learning for Kids
E Learning for Kids: Math: Amazon River Boat Trip: Mixed Operations
Students will complete several exercises to calculate distances and complete problems using the order of operations.
CK-12 Foundation
Ck 12: Mixed Operations: Addition and Subtraction Ii Word Problems
[Free Registration/Login may be required to access all resource tools.] Students are given word problems with various operations used to solve. Watch a video for additional help and answer a practice problem. [1:32]
CK-12 Foundation
Ck 12: Elem Math: Mixed Operations Addition and Subtraction (Metric Capacities)
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to solve word problems involving the addition and subtraction of metric units of capacity. Includes video demonstrating...
Better Lesson
Better Lesson: Mixed Operation Practice + Scholarships
Which operation should I use to solve this problem? How can I use bars to model what is going on? What are scholarships and how do I earn them? Students apply their knowledge of decimal operations to answer these questions.
CK-12 Foundation
Ck 12: Elem Math: Mixed Operations Selecting the Incorrect Sentence
[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a series of multi-operation problems with addition and subtraction of three-digit numbers to determine which does not match the...
CK-12 Foundation
Braingenie: Multi Step Word Problems in Four Operations With Compound Units
[Free Registration/Login may be required to access all resource tools.] Braingenie builds mastery and sharpens problem-solving skills. Students can learn, practice, and quiz themselves on thousands of skills in the areas of math and...
CK-12 Foundation
Ck 12: Arithmetic: Problem Solving Plan, Choose an Operation
[Free Registration/Login may be required to access all resource tools.] Solve problems by choosing an appropriate operation.
CK-12 Foundation
Ck 12: Elem Math: Add and Subtract to 100 Mixed Operations and Word Problems
[Free Registration/Login may be required to access all resource tools.] This is a set of practice problems where students solve addition and subtraction problems in order to determine missing numbers to keep the equation balanced. When...