Curated OER
Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Curated OER
the Squares of Numbers in Multiplication
Students memorize the multiplication math facts and learn many different ways of visualizing and practicing the multiplication concepts. They begin practicing with arrays, skip counting, and moving manipulatives for the 0, 1, 2, 3, and 4.
Curated OER
Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
Curated OER
Problem Posing Mathematics
Students work on multiplication problems. In this hands-on math activity, students practice the concept of multiplication through manipulatives, arrays, pictures, and drawings. They discover other ways of learning multiplication besides...
Curated OER
Do it With Dominoes
Students explore modes for addition. In this K-2 mathematics lesson, students investigate the four models of addition (counting, sets, number line, and balanced equations) using dominoes. Students examine the relationship between...
Curated OER
Identities and Trigonometric Values
Students solve trigonometric equations. In this precalculus lesson, students prove trigonometric identities using the Pythagorean Theorem. They apply the addition formulas for sine and cosine to prove different identities.
Curated OER
Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...
Curated OER
Subtraction With Negative Results
In this subtraction worksheet, students solve 80 problems in which a single digit number is subtracted from another number that is smaller. The answers will be negative numbers.
Curated OER
There's More Than One Way to Get to St. George!
Fourth graders explore alternative ways to do the four operations.
Curated OER
Using Calculators And Spreadsheets
Students discuss the advantages of using calculators and spreadsheets in balancing checkbooks. They also identify the pros and cons of using these tools in adult education classrooms.
Curated OER
Making a Multiplication Lesson Matter
Teaching students about multiplication can be made a little easier with lessons that will peak their interest.
DOGO Media
Dogo News: "Mad Minute" Tests Could Make You a Math Whiz
How well do you know your addition and subtraction facts and multiplication tables? In this article you'll learn what brain studies show about the value of memorizing and using such fact sets.
University of Cambridge
University of Cambridge: Nrich: Flip Flop
Use this game to improve your quickness and memorization of addition facts. You can set the facts you want to practice on this game. Just follow the instructions below it!