Houghton Mifflin Harcourt
Add and Subtract Fractions with Unlike Denominators
Follow the Jones family on their summer vacation by adding and subtracting fractions with unlike denonminators. Pupils compute how much luggage space is filled, how much chicken is eaten, and what distances are covered both by car and on...
Houghton Mifflin Harcourt
Add and Subtract Fractions with Unlike Denominators
Once your math class has mastered the skill of adding and subtracting fractions with uncommon denominators, let them apply it to real-life problems. Six scenarios are presented for them to solve, all involving pizza! A tasty test for...
University of Wisconsin
Fraction Rules
Both a reference sheet and skills practice worksheet, this handout on common fraction rules reviews steps for adding, subtracting, multiplying, and dividing fractions. Twenty examples are provided to demonstrate these skills, and...
Curated OER
Positive and Negative Numbers
Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.
Curated OER
Circles and Clocks, Shapes and Time
Learners work in groups to research clocks and practice telling time. In this telling time lesson, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a compass....
Curated OER
Add or Subtract Part 2
In this addition and subtraction worksheet, students write and solve 6 number sentences to find the answers to each word problem. Students write their answers in a sentence format.
Mathed Up!
Area of Compound Shapes
Scholars learn how to determine the area of compound shapes by finding the areas of the basic shapes that make it up. Pupils find the areas by adding areas together or subtracting them.
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.
EngageNY
Scientific Notation
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using the notation.
Curated OER
Fractions: A Conceptual Approach
If you are teaching fractions to elementary learners this year, this Singapore Math presentation is essential to your curriculum. It addresses several basic fractions concepts in conceptual terms and figures, making each idea accessible...
Curated OER
Integer War
Sometimes all it takes for a good review is a game of cards. Review the processes needed to add, subtract, divide, and multiply integers. In groups, learners play the card game war with a twist. They can use the numbers as either...
Curated OER
Number Sense and Numeration
Young scholars add and subtract integers. In this algebra instructional activity, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational...
Curated OER
Subtracting Fractions
Middle schoolers investigate the concept of subtracting fractions. They use a variety of problems in order to practice new skills. The independent practice is used to obtain an informal measurement of mastery with the use of a formal...
Oddrobo Software
King of Math Junior
Do your students have what it takes to be the king of math? Find out with this fun skills practice game that covers a wide range of topics from counting and basic operations to measurement and fractions.
Curated OER
Subtraction: Decimals
In this decimal subtraction learning exercise, students solve 15 problems that require them to subtract decimal numbers with 1-5 digits.
Curated OER
Fractions
Students solve problems with fractions without using a calculator. In this algebra instructional activity, students practice reducing, converting, adding, subtracting and multiplying fractions. They apply the use of fractions to the real...
EngageNY
Grade 5 Math Module 1, Topic D, Lesson 10
Take a little bit away. The 10th section of an 18-part unit introduces subtraction of decimals. Scholars use a place value chart like they did with addition of decimals to organize and represent the problem. After using the place value...
Curated OER
Computation with Fractions
Upper graders are introduced to the topic of fractions and percentages. In groups, they discuss real world situations in which fractions are present, and they complete a worksheet solving problems with common and uncommon denominators....
Curated OER
Non Calculator Math Quiz
Here is a quiz which does not allow calculators. Kids solve a variety of problems that range from addition and subtraction of decimal numbers to probability and perimeter. There are 24 problems to solve. As stated on the resource, this...
Illustrative Mathematics
Baseball Cards
Here is a resource that demonstrates growth and the initial state of an equation. For this case, your class will be looking at baseball collections. How many baseball cards did the collector start out with, and how many were added or...
Curated OER
On the Trail of the Blue Crab
Third graders read the article "Blue Claw," discuss crab migration, and look at a map of the Hudson River. They complete a worksheet where they must use subtraction to determine the distance migrating crabs travel.Web links, article, and...
Curated OER
Review of Adding and Subtracting Integers
Eighth graders review adding and subtracting of integers. The class makes a number line from -10 to 10 and practice adding and subtracting by "acting out" the math problems. Students play a card game using the number cards from a regular...
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Students explore the concept of probability. In this probability lesson plan, 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...
Curated OER
Subtracting Integers: Math, Physical Education, Dancing, Negative Numbers
Students demonstrate their understanding of positive and negative integers by adding and subtracting. More importantly, students explain why a negative number, subtracted from a negative number, changes the operation.