Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
Curated OER
Just the Facts! Exploring Order of Operations and Properties of Real Numbers
Sixth graders explore the concept of order of operations. In this order of operations instructional activity, 6th graders view a powerpoint about order of operations in society. Students post on a blog about order of operations.
Curated OER
Four 4's
Students use the numbers 24 and 44 as well as four more fours to create a series of equations. Each equation should equal a number from 1-20. They work to find an equation for each number.
Carstens Studios
Math Doodles
Discover the joy and excitement of improving your math fluency through four different puzzles. Combine those with 25 different ways to represent numbers and you have hours of enjoyment that can be fun outside of the classroom as well.
Achieve
Task: Storage Sheds
Bridge the gap between mathematics and Career Technical Education. Pupils research the cost associated with building storage sheds and analyze possible profit. They build scale models and determine if building and selling the sheds is a...
EngageNY
Networks and Matrix Arithmetic
Doubling a network or combining two networks is quick and easy when utilizing matrices. Learners continue the network example in the second lesson of this series. They practice adding, subtracting, and multiplying matrices by a scalar...
Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
Curated OER
Fact Families
These fact families need to be completed. Scholars use addition and subtraction to complete four number sentences for each set of three numbers. The sentences are all part of the number set's fact family, and demonstrate the commutative...
Concord Consortium
City of New Orleans
In the United States, most trains operate at a top speed of 100 miles per hour. Scholars use information on the distance and time of a train trip to determine if the train ever reaches a specific speed. They connect pieces of information...
Curated OER
Matrices at the Speed of Light!
Perform operations using matrices in this algebra lesson. Middle schoolers add, subtract, and multiply matrices. Additionally, they solve systems of equations using matrices.
Curated OER
Using Key Words to Unlock Math Word Problems
Students identify word problem strategies. In this problem solving lesson, students act as "math coaches" to identify key words that indicate mathematical operations. Students use a white board to complete each word problem
Curated OER
"How Many Names for 100?"
Fifth graders work on the different possibilities of reaching the number 100. The class is divided into homogeneous groups for cooperative learning. The activity uses discussion questions to help with problem solving.
Curated OER
Signs
First and second graders match the name of mathematical symbols signs to the operation they represent. Students match a question mark, addition sign, equals sign, and complete four problems.
Curated OER
Fact Families to 10
In this mathematics worksheet, 1st graders complete each fact family. Then they solve each addition and subtraction sentence using counter to show their sentence. Students also explain their idea of what a fact family is to them.
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and how to...
Curated OER
Writing and Solving Equations
Fifth graders identify specific words in a sentence to solve the correct operation and write equations. In this writing equations lesson, 5th graders follow the teacher through several word problems on an overhead projector and isolate...
Curated OER
Multiplication: Building Models, Representations and Explanations
First graders explore multiplication concepts through skip counting, repeated addition and arrays. Using animal characteristics as a context, 1st graders solve problems using mathematical tools such as hundreds charts, number lines, ...
Curated OER
Mathematics Review 3
For this math worksheet, students solve the problems using the four basic operations as part of a review exercise or assessment. The answers are found on page two.
Curated OER
Fact Families - 6, 7, and 42
Students investigate the problems that can be solved only using the numbers 6, 7, and 42. They write the correct number sentences and solve for the solution. Students then give a written explanation for how the problem was solved and the...
Curated OER
Mechanical Science - Small Engine Operation
Students experiment with two- and four-stroke engines. They conduct experiments to determine how atmospheric pressure affects the engine's running capability. Further tests are conducted to asses proper llubrication and its affects on...
Curated OER
Adding and Subtracting forty-Four Rational Expressions with Unlike Denominators
In this adding and subtracting rational expressions worksheet, students perform the indicated operations and simplify forty-four expressions. These problems involve unlike denominators.
Curated OER
New York State Testing Program: Mathematics Book 2, Grade 3
In this 3rd grade math standardized test practice worksheet, 3rd graders solve 6 multiple-step open-ended math problems based on New York academic standards.
Curated OER
New York State Testing Program: Mathematics Book 1, Grade 3 2008
In this 3rd grade math standardized test practice activity, students solve 25 multiple choice math problems based on New York academic standards.
Curated OER
New York State Testing Program: Mathematics Book 1, Grade 4
In this 4th grade math standardized test practice worksheet, students solve 30 multiple choice math problems based on New York academic standards.