Curated OER
Addition and Subtraction of Fractions
Students demonstrate how to solve addition and subtraction of fractions. In this fractions instructional activity, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
Utah Education Network (UEN)
Fluency
Become fluent in the language of mathematics. Scholars learn to divide multi-digit whole numbers as well as see how to determine the greatest common factor and least common multiple. They also investigate how to apply the distributive...
Math Antics
Working with Parts
Get a clearer picture of working with fractions. While continuing to work with fractions as parts, the video shows how to use drawing to compare and add fractions. Worksheets then provide opportunities for pupils to practice comparing,...
Flipped Math
Unit 1 Review: Analyze Graphs and Expressions
Get in one last practice. Pupils work through 12 problems and a performance task to review the topics in Unit 1. The problems cover analyzing and modeling with graphs, algebraic properties of equality, and adding, subtracting, and...
Utah Education Network (UEN)
Subtracting Integers
Review the concepts of additive inverses and adding positive and negative integers. Relate understanding to the subtraction of integers. This is done with either the use of "Algeblocks" (any square or tile manipulative should do) or a...
Curated OER
Integers
In this integer worksheet, students read short statements, write an expression to match the situation, and solve the problem. Students add, subtract, multiply and divide integers. This two-page worksheet contains approximately 15 problems.
Curated OER
Adding And Subtracting Fractions
Fifth graders practice adding and subtracting fractions in this Math lesson for the fifth grade classroom. The lesson uses a word problem involving snack food ingredients that is sure to please any hungry student. State standards for...
Curated OER
Fraction Test: Review of Fraction Concepts
In this fraction test activity, students complete the 6 equivalent fraction problems. Students then add, subtract, and multiply the next set of 11 fractions. Students finish with a set of equivalent fraction 7 problems.
Curated OER
Rational Expressions: Add and Subtract
In this rational expression worksheet, students add or subtract rational expressions by finding common denominators. There are 11 multiple choice questions.
Curated OER
Using Divisibility
In this divisibility worksheet, 7th graders solve 10 different problems related to using divisibility rules to solve each one. They use the clue given for each problem to fill in the missing digit. Students determine which prime number...
Curated OER
Subtracting Fractions With Unlike Denominators
In this math worksheet, students read the information and study the examples on the page to learn how to find the LCD and make equivalent fractions of the same denominator before subtracting. There are 4 problems with step by step...
Henrico County Public Schools
Models for Teaching Addition and Subtraction of Integers
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...
Curated OER
Relating Division and Subtraction
Third graders relate the process of division to subtracting equal groups. Through guided practice and teacher demonstration, they complete division problems using a subtraction method. Students complete problems independently for...
K-5 Math Teaching Resources
Fraction Cards
There's no need to go out and buy fraction flash cards when you have this printable resource at your fingertips. With a total of 45 cards, you will be able to provide young mathematicians with the support they need as they are introduced...
University of Minnesota
Fraction Operations and Initial Decimal Ideas
Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.
MLC
Fractions Packet
Your fifth graders will appreciate the simple, direct explanations, examples, and practice exercises in this well-organized unit on fractions. Beginning with an introduction to fractions, the packet flows smoothly through the fraction...
Curated OER
Discovering New Units
Students use Cuisenaire rods to explore common denominators. In this fractions lesson, students build Cuisenaire representations of fractions, then find their equivalent counterparts to find the common denominator.
Curated OER
Two-Digit Subtraction With and Without Regrouping
Second graders subtract two-digit numbers. In this mathematics instructional activity, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
Illustrative Mathematics
Miles to Kilometers
Can your mathematicians come up with an easy way to convert miles to kilometers? Start by asking learners to write an algebraic expression for each of the descriptions given. Once they determine that they are both the same, ask...
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
Curated OER
Regents Exam: Solving Rationals 1
In this rational number worksheet, students add and subtract fractions containing variables. They find common denominators and solve for the unknown. This four-page worksheet contains eighteen problems. Answers are listed on the last...
Math-U-See
Algebra 1 Readiness Test
Your learners will appreciate this assessment of basic skill calculations that are prerequisite to Algebra1. Adding, subtracting, multiplying, and dividing procedures are addressed in conjunction with whole numbers, decimals, fractions,...
Curated OER
Radical Expressions: Add and Subtract
In this radicals activity, learners simplify the sum or difference of radical expressions. There are 11 multiple choice questions.
Helping with Math
Fractions: Subtracting Mixed Numbers (Same Denominator)
This straightforward instructional activity simply provides practice subtracting mixed numbers. There are 18 problems to solve, all of which deal with common denominators. Not exciting, but serves its purpose.