Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a lesson on the addition and subtraction of integers. Using a number line, you can demonstrate how to find the sum of a positive and negative integer. On the right side of the page are links to...
Curated OER
Rational Numbers
In this rational numbers worksheet, students solve and complete 33 different problems that include adding and subtracting various types of rational numbers. First, they determine the sum or difference of each problems. Then, students...
Curated OER
Multiplying and Dividing Integers/Relay Race
Give your class a list of multiplication and division sentences that contain both positive and negative integers. Have them analyze them to see if they can discover the pattern with the signs. From these patterns, help them develop the...
Curated OER
Add & Subtract Fractions w/Unlike Denominators, 2
Students use several examples to create a method for adding and subtracting fractions with unlike denominators. They present these methods to the class and then practice applying methods to sample problems.
Curated OER
Addition and Subtraction of Signed Numbers
Students explore the concept of adding and subtracting using positive and negative numbers. In this addition and subtraction of signed numbers instructional activity, students use pennies to represent positive and negative numbers....
Curated OER
Adding and Subtraction of Integers (more than 2)
In this addition and subtraction worksheet, students add and subtract numbers in each problem where there are more than 2 numbers. Students complete 90 problems total.
Curated OER
Adding and Subtracting Algebraic Expressions (Combining Like Terms)
Everyone loves math when it includes food! This activity tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping students understand this...
Curated OER
Substitution Formula
In this substitution formula worksheet, students solve 9 various types of problems related to applying the substitution formula. First, they use a number line to add or subtract negative integers. Then, students substitute numbers for...
Curated OER
Adding Negative Numbers
In this algebra worksheet, students add and subtract negative numbers using their negative signs correctly. There are 27 problems dealing with adding negative numbers.
Curated OER
Integer Addition and Subtraction (B)
In this integers worksheet, learners solve 30 problems in which positive and negative numbers are added and subtracted. There is no instruction on the page.
Curated OER
Using Negative Numbers
Sixth graders practice using negative numbers by completing number equations. In this math problem solving lesson, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing equations...
Curated OER
Introduction to Pre-Algebra
Young scholars explore adding and subtracting positive numbers. Students discuss the use of algebra in our daily lives. They examine the algebraic equations and observe their solutions. Young scholars work on the board and at their desks...
Curated OER
Number Lines, Variables, Solving for One Variable
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Students explore the concept of probability. In this probability activity, students use area to determine probability. Students use charts and spinners to help determine the probability of events such as flipping a coin or rolling a...
Houghton Mifflin Harcourt
Intensive Math
Three chapters worth of integer, fraction, and decimal problems to give you every type of question your learners need to be a successful mathematician. Thankfully the work has been done for you and this is a huge resource full of...
EduGAINs
Making Savvy Consumer Choices
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson that focuses on both healthy choices and real-world math applications. Groups work together to form a grocery...
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 6
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
Noyce Foundation
Cat Food
Determine the right mix of cans of cat food. The resource consists of an assessment task to determine the cost to feed two cats for a specific number of days and requires scholars to interpret remainders within a context. The resource...
California Education Partners
Least and Greatest
Squares can be magic. Pupils use their knowledge of addition of positive and negative rational numbers to create a 3 X 3 magic square where the sums are 1. Scholars create addition and multiplication expressions with a set of rational...
Curated OER
Two-Digit Numbers: 10 More or 10 Less
Complete the sequence by adding or subtracting 10! Although the instructions are slightly vague, the idea is that learners are given a starting number and fill in four sequential numbers by either adding or subtracting 10. The first four...
Curated OER
Number Line Relay
Students investigate the placements of numbers on a number line. In this algebra lesson, students visualise addition and subtraction on a number line.
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...
Curated OER
Adding Integers
In this integer worksheet, students solve 12 problems, adding integers. Answers and hints are available on-line; a reference web site for additional resources is given.
Curated OER
Positive and Negative Activity
In this positive and negative activity, students use the positive and negative rules to rewrite and answer the 34 questions below, an example is provided for them.