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...
Illustrative Mathematics
Jayden’s Snacks
A quick activity to test the knowledge of your learners on adding and subtracting with decimals. They must calculate how much Jayden spent at the store and how much money he has remaining.
Curated OER
A Variety of Word Problems
In this math word problems instructional activity, students solve math word problems about division, fractions, and money. Students complete 3 word problems.
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.
Curated OER
Money Word Problems
In this money worksheet, students complete word problems where they add and subtract money. Students complete 9 word problems total.
Math Mammoth
Add & Subtract Integers Fact Sheet
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to support...
Curated OER
Adding Two- and Three-Digit Numbers
In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
Curated OER
Leveled Problem Solving Solving Addition and Subtraction Equations
In this adding and subtracting equations practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curriculum Corner
Menu Math
Getting a meal, side dish, drink, and dessert can be delicious—but it can be expensive too! Practice addition and subtraction with money in a instructional activity that focuses on a sample menu, complete with task cards and word problems.
Curated OER
Everyday Math Experiences
Students can put away the workbooks and experience a real world math day.
Curated OER
Adding and Subtracting With Negative Numbers
Students solve equations with negative numbers. In this addition and subtraction lesson, students review how to add and subtract with positive and negative numbers on a number line. Students discuss the outcomes of adding two negative...
Curated OER
Solving Equations- Addition And Subtraction
Seventh graders engage in the study of solving equations using the operations of addition and subtraction. They practice solving a variety of different problems. The lesson plan includes steps that can be used by the teacher for direct...
Curated OER
Money Mathematicians
Students compete in a Money Math Olympics. Students work in teams to compete for speed and accuracy working math problems. Students keep track, in their math journals, of the number of problems solved accurately. Teams with the 3 highest...
Virginia Department of Education
Practical Problems Involving Decimals
After discussing decimals and "going shopping" in the classroom, young mathematicians are given four practical word problems that require them to estimate their answers, given specific information. The highlight of the instructional...
Illustrative Mathematics
Discounted Books
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 3
Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...
Curated OER
Handling Data: Probability, Chase Me game
Students participate in a simulation in which the aim is for the tortoise to catch up with the hare or vice versa. Moves are decided by throwing two dice. Adding together the numbers on the two dice tells you which animal moves one...
Curated OER
Solving Equations (Multiplication and Division)
Seventh graders, after explaining in writing the steps they would take to solve 4+x-2=6 as a warm up, solve multiplication/division equations using manipulative's. They generalize a method to problem solving with coins.
Curated OER
Subtraction With Integers
This thorough introduction to the concept of subtracting negative integers walk learners through the necessary steps using teacher modeling and guided practice. Number lines and various word problems are used to support understanding of...
Curated OER
Subtracting Integers with Counters
Students subtract integers using counters. In this algebra lesson, students solve linear equations using an online tool. They use subtraction to isolate the variable.