Curated OER
Adding/Subtracting - More Than/Less Than
In this addition and subtraction worksheet, students answer the 20 questions on the page in which they are asked to write down a number that is one more or one less than the specified number. The answers are on the second page.
Curated OER
Subtract Money Amounts
In this subtracting money amounts worksheet, students subtract the money amounts within the word problems. Students solve six word problems.
Curated OER
Using Addition to Subtract
In this addition and subtraction instructional activity, students practice the skill of adding and then challenge themselves by a back-to-back subtraction equation that relates to their first addition problem.
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.
Curated OER
Understanding number to 100
Students research equivalent representations of numbers using the base 10 system. In this Base 10 lesson, students examine place value, representations of numbers, and multiples of one, ten, and one-hundred.
Curated OER
Integers - Objects Model
Sixth and seventh graders solve 19 various types of problems related to integers as objects models. They write an integer that corresponds to each letter on a number line and then, arrange the integers from least to greatest. Pupils also...
Curated OER
Solving Word Problems with Fish
Send your class fishing...for the right answers! Small groups collaborate to create math word problems based on the fish in their classroom aquarium or on the aquarium itself. After all groups determine the answer for their ownproblem,...
Pennsylvania Department of Education
Shapes Around Us
Learners use manipulatives to study shapes. They sort shapes and use correct geometric terminology to describe them. Young scholars find real-life examples of 2 and 3 dimensional shapes, and classify figures in their classroom according...
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
I.O.U.
Students explore adding and subtracting positive and negative numbers in the context of money. In this computation lesson, students use play money and IOU's to model various mathematical algorithms.
Curated OER
Operations with Decimals
Teach your learners to solve word problems. They will review how to add, subtract, multiply, and divide with decimals. Then they solve multiple problems.
Curated OER
Arithmetic With Whole Numbers and Decimals
In this whole numbers and decimals worksheet, students solve 40 problems in which whole numbers and decimals are added, subtracted, multiplied and divided. This page can be done on paper but was intended to be an online activity.
Curated OER
Problem Solving - Adding Whole Numbers
In order to practice problem-solving skills, pupils work through a series of word problems. They each determine an answer and then share their thinking process with the class. This lesson demonstrates that there may be more than one way...
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 lesson, students use pennies to represent positive and negative numbers. Students deposit and...
Curated OER
Buggin' Out (Identifying and Adding Amounts of Money)
Students explore consumer math by participating in estimate exercises. In this currency lesson, students identify and define each piece of U.S. currency and their value to the monetary system. Students complete several money worksheets...
Curated OER
Scientific Notation, Significant Figures and the Factor-Label Method of Solving Problems
In this scientific notation, significant figures, and factor-label method, students solve 1 problem where they perform mathematical functions and identify their answer in scientific notation with the proper number of significant figures....
Curated OER
Polynomials
Students add and subtract polynomials. In this polynomials assessment, students calculate ten questions using addition and subtraction. Students use Lego manipulatives to create their own worksheet on polynomials.
Mathematics Vision Project
Module 6: Trigonometric Functions
Create trigonometric functions from circles. The first lesson of the module begins by finding coordinates along a circular path created by a Ferris Wheel. As the lessons progress, pupils graph trigonometric functions and relate them to...
Illustrative Mathematics
Area of a Trapezoid
Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...
Curated OER
The Number Tool Box
In this solving a math terms crossword puzzle learning exercise, students read the clues across and down and write the math terms in the blanks. Students write 19 answers.
Curated OER
Number and Consecutive Integer Problems
In this word problem worksheet, student solve 32 number and consecutive integer problems. Students use variables and algebraic reasoning to solve each problem.
Curated OER
Fraction Strips: Adding Fractions
Third graders problem solve using fraction strips. In this adding fractions lesson, 3rd graders create fraction strips to help identify fractional sizes (fourths, eighths, thirds) and to solve word problems.
Curated OER
Got These Properties? (Commutative in Addition/Zero in Addition and Subtraction)
Second graders examine the commutative property of addition and the property of zero in addition and subtraction. They complete an asessment worksheet to gain practice reading and working number sentences horizontally and vertically.
Curated OER
Subtracting Fractions
Students 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 quiz for a...