Curated OER
Simple Repeated Addition
Here are five very cute and very basic examples of repeated addition. Little ones will count bunny ears, five pieces, crayons, and donkey legs in order to gain valuable repeated addition practice prior to learning about multiplication....
Curated OER
Two-Digit Addition
In need of a few good problems for the class to solve every morning? Each of the eight slides contain six double-digit addition problems which would be perfect as a morning math warm-up, skills and drills practice, or to be completed as...
Curated OER
Mixed Bag Math Worksheet 4
In this math facts learning exercise, students solve 35 math problems. Problems include two-digit addition, multiplication, and fractions.
Curated OER
Math Fact Card Games
Students play card games as a way to strengthen their math skills. In this math facts lesson, students play UNO multiplication, greater than and less then and multiplication war.
Curated OER
NUMB3RS - Season 2 - "Convergence" - Air Hockey
Learn how to use a matrix to organize data to solve a problem. This activity uses wins and losses to rank players for an air hockey tournament they wish to have. After practicing some basic matrix operations the class could do the...
Curated OER
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
CK-12 Foundation
Expression Evaluation with Basic Operations: Math Detective
Placement of parentheses is paramount. Scholars adjust the location of parentheses in a numerical expression so its value matches a given value. A slider interactive helps with this task.
Curated OER
Rational Number Project
Infuse your unit on fractions, decimals, and operations with a thorough module about rational numbers. With a teaching guide, learner examples, templates for instruction, and lesson rationale, the module is a solid way to...
CK-12 Foundation
Order of Operations: Barrels of Candy
We'd all love to have barrels of candy. An interactive shows the steps in evaluating a numerical expression that reflects the cost of buying several different barrels of candy.
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...
CK-12 Foundation
Mental Math for Addition and Subtraction Equations: Marble Bag Collector
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify...
Illustrative Mathematics
Accuracy of Carbon 14 Dating II
The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and...
Curated OER
Word Problems
Here is a very nice resource that presents 12 math word problems suitable for third and fourth graders. All four of the basic operations are used in these one-step problems. An answer key is provided on page two. This would make a very...
Curated OER
"Just Cruising"
Practice writing the same number sentence in a variety of ways. Learners will explore math cruise ship problems to write equivalent sentences. Then complete word problems which have been included in multiple languages.
MLC
Decimals Worksheets
Make sure your students' understanding of fractions is on-point using this series of skills practice worksheets. Covering a variety of topics from basic place value and fraction/decimal conversion, to performing all four operations...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 7
In need of an all-inclusive seventh grade math resource? Packed full of the topics necessary for Pre-Algebra the packet includes practice problems with different difficulty levels. It works great for any supplemental use needed...
Virginia Department of Education
Scientifically Speaking
Explore the connection between operations with scientific notation and the laws of exponents. Scholars work on a set of word problems involving operations with scientific notation. Along the way, they consider how the laws of exponents...
Alabama Learning Exchange
As If Numbers Weren't Complex Enough Already!
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Curated OER
Solving Systems of Equations
Pupils, using algebraic operations, solve and check linear equations. At the beginning of class, they write a paragraph comparing the solving of math problems to solving real life problems. Students observe solving systems of two...
Curated OER
Order of Operations- Math Worksheet
In this order of operations worksheet, middle schoolers solve the math equations using the order of operations. There are 20 problems to solve on this worksheet.
Curated OER
Order of Operations- Math Worksheet
In this order of operations worksheet, learners solve the math problems on the worksheet using the order of operations. There are 20 problems on this page to solve.
Curated OER
Orders of Operations- Math Worksheet
In this orders of operations worksheet, students solve the math problems using the orders of operations. There are 20 problems to solve on this worksheet.
Curated OER
Expressions and Operations
In this expressions and operations learning exercise, 9th graders solve and complete 7 different problems that include reading and solving various types of equations. First, they determine the number of seconds it takes light from the...
Curated OER
Expressions and Operations
In this expressions and operations learning exercise, 9th graders solve and complete 20 different problems that include various polynomials. First, they simplify each polynomial and write the answer in simplest form. Then, students match...