Scholastic
Study Jams! Determine the Missing Operation in an Equation
Deepen the number sense of your math class with a short presentation on writing equations. Using the relationship between numbers, young mathematicians learn how to determine the missing operator in an equation. A number of opportunities...
Curated OER
Operating on Matrices
Learners investigate matrices by exploring addition, subtraction and multiplication of matrices. Students find the determinant and inverse of a matrix. The activity includes a set of practice problems
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...
Curated OER
Choosing the Operation: Add or Subtract
Try a new approach to addition and subtraction by giving scholars the numbers but leaving out the sign. They must determine if the numbers have been added or subtracted, then write in the appropriate operation. There are a few examples...
Curated OER
Integers
In this integers worksheet, students solve and complete 8 various types of word problems. First, they read each problem and determine from the information what they are looking for. Then, students determine the operations necessary to...
Curated OER
Number Operations
Fourth graders examine the relationship between multiplication and division and subtraction and division, and determine which operation is needed to solve various problems. They observe and participate in a teacher-led lecture, and...
Curated OER
Order of Operations
In this order of operations worksheet, students read an explanation of the order of operations and are taught to use the acronyms BODMAS and BIDMAS to solve these types of problems. Students then answer 45 questions in which they must...
Curated OER
Find the Value of Expressions Using the Order of Operations
Here is another great way to introduce order of operations using "Please Excuse My Dear Aunt Sally." Pre-determined small groups work cooperatively to solve expressions. Afterward, they write a journal entry to explain the steps they...
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
Properties of Operations as Strategies
Which property is shown? Scholars examine 10 multiplication equations to determine which property each displays. The properties aren't written for them, so this is a little more challenging. There are no numbers over 12 here.
Beauty and Joy of Computing
Three Key List Operations
Develop an understanding of the Map, Keep, and Combine operations. The lab leads the class through the exploration of three list operations. Each task contains a self-check to measure scholars' understanding of the operation in the task.
Curated OER
Independent Practice: Expressions and Operations
In this algebra worksheet, learners read an algebraic expression and determine which of the options is the correct solution set for the expression. There are 5 problems on this worksheet.
Charleston School District
Solving with Inverse Operations
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those operations.
Curated OER
Number Bonds to 10: Determine the missing addend
Each slide contains a group of animals and an equation that adds up to 10. However each equation is missing a number, learners attempt to determine the missing addend to revile the number of animals hiding under the cloud. A fun,...
Charleston School District
Negative Exponents Operations
Are exponent rules different if the exponents are negative? Using the definition of negative exponents and the rules of exponents, the resource shows that the rules of exponents hold independent of the sign of the exponent. Practice...
Discovery Education
Physical Oceanography and Meteorology, Navy Search and Rescue Operation
It's an ocean rescue mission! Groups must find a pilot downed off the coast of the Chesapeake Bay. Rescuers must determine the distance needed to travel as well as the heading to get to the pilot's last known position. Taking into...
Curated OER
Operations with Positive Fractions and Decimals
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
Alabama Learning Exchange
Building Functions: Reverse to Inverse
Reverse the wrapping to get to the gift. Using the idea of unwrapping a gift, the lesson introduces the concept of inverses. Pupils first determine the order needed to evaluate a function at a point, then use the reverse to find the...
Curated OER
Order of Operations
Ninth graders investigate the order of operations. In this Algebra I lesson, 9th graders explore the rules of arithmetic and algebra as they review and practice simplifying increasingly complex numeric expressions using the order of...
Curated OER
Arithmetic Operations With Numbers
In this arithmetic operations worksheet, 9th graders identify and solve 48 different problems that include applying Arithmetic operations with various types of numbers. First, they simplify each of the expressions using integer...
Curated OER
Choose the Operation
In this mathematical operations learning exercise, students solve the six math word problems by determining which operation to use, addition or subtraction, to solve the problem.
Curated OER
Order of Operations Online Board Game Supplement
In this math worksheet, students use the sheet provided to play an online order of operations board game. They insert a sheet protector and use dry erase markers to solve the problems. Students also write the numbers and operation signs...
Curated OER
Number & Operations
In this number and operations worksheet, students solve and complete 3 different sections of one problem that uses the Pythagorean theorem to solve. They use the model illustrated to determine the meaning of the Pythagorean theorem....
Curated OER
Operations with Fractions and Decimals
Complete a lesson that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web sources, and other...