CK-12 Foundation
Angle Measurement: Fuel Gauge Angles
Once you start looking, angles appear everywhere in our daily lives. A creative lesson has learners use the angles created by a fuel gauge to practice the Angle Addition Postulate. They see how changing the angle parts does not...
CK-12 Foundation
Distributive Property: Catching Fireflies
Model the distributive property with jars of fireflies! An interactive animation has learners manipulate the number of jars of fireflies to determine the number caught. Accompanying questions ask scholars to consider the multiplication...
CK-12 Foundation
Properties of Multiplication in Decimal Operations: Balloon Animals
Commutive and associative properties are the focus of a five-question interactive. Dealing with decimal multiplication and addition, mathematicians solve multiple-choice and true or false questions using a model that moves balloons along...
Curated OER
Lesson Design Protocol: Add and Subtract
Addition and subtraction are studied in this math lesson. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Whitman College
Calculus - Early Transcendentals
This textbook takes the learner from the basic definition of slope through derivatives, integrals, and vector multivariable calculus. Each section is composed primarily of examples, with theoretical introductions and explanations in...
Curated OER
Dr. Al Gebra
Young math whizzes role play a doctor operating on a patient without diagnosing the patient's condition. They relate this medical malpractice to performing a mathematical operation before evaluating conditions or deciding what the...
Hawaiʻi State Department of Education
Rhythm Patterns
Fractions can be tricky. Why not have kids think of fractions like they think of eighth, quarter, and half notes? In teams, the class creates four-measure patterns with their percussion instruments. They need to explain their rhythm...
Utah Education Network (UEN)
Probability and Statistics
MAD about statistics? In the seventh chapter of an eight-part seventh-grade workbook series, learners develop probability models and use statistics to draw inferences. In addition, learners play games and conduct experiments to determine...
Curated OER
Using a Hundreds Chart
Youngsters participate in three activities using the hundreds chart. They will choose numbers to add up to one hundred. Whoever gets the most combinations wins. Two variations of the game are supplied.
Curated OER
Looking Through the Algebraic Lens
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.
Curated OER
Math Jeopardy: Basic Skills
Students play a PowerPoint activity to be used as a review of basic skills for order of operations, and the operations of addition, subtraction, multiplication, and division for whole numbers, some fractional numbers and integers....
Curated OER
Subtraction as the Opposite of Addition
In this basic math operation learning exercise, students learn that subtraction is the inverse of addition. They then solve 8 subtraction problems and use addition to check the answers. Answers are available on the second page.
Curated OER
Math Stars
Second graders study addition math facts up to 20. They have 15 seconds to answer each problem using the number keys on the keyboard to type the answer. They may choose Change Settings to make the game harder or easier. Answering them...
Curated OER
Math: Addition and Subtraction
Students practice addition and subtraction skills by visiting Web sites with math games, quizzes, and related activities They play various games involving sports, racing, and catching fireflies while improving basic math skills..
Curated OER
Add Hundreds
Learners use the basic facts in 6 word problems to help them add hundreds. They use base ten blocks to model and assist them with their addition.
CK-12 Foundation
Add and Subtract Three Mixed Numbers: Walking to School
Mixed numbers are the focus of a five-question interactive. Scholars move fraction pieces into strips and equations to find solutions. Questions challenge participants with multiple-choice, a true or false, and one discussion.
Curated OER
Learning The Basic Shapes
Students explore basic shapes concepts. In this math lesson, students examine circles, triangles, squares, and rectangles as they draw the figures they see on worksheets.
Curated OER
Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
Curated OER
Fact Family/Number Family (Addition Facts)
In this fact family practice worksheet, students fill in the blanks in 5 number sentences so each of the 5 number sentences add up to make 5.
Helping with Math
#6: Addition and Subtraction Equations (2 of 2)
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
Curated OER
Subtraction and Addition Word Problems Made Easy
Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.
Curated OER
Candy Math
Second graders utilize candy to complete various basic math problems. Individuals sort candies, solve addition problems, and create graphs using the candy. Each student completes the assignment by comparing and contrasting selected...
Curated OER
Can Collection
In this addition activity, students solve 6 addition problems in which they add numbers that are divisible by ten. The directions state the they can use "tens models" if needed.
Curated OER
What Must be Added?
In this addition activity, students write in the number that makes the addition operation correct. For example, they are asked what must be added to 555 to make 600. There are 15 questions on this page and the answers are on the second...