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Curated OER
Do I Add? or Subtract?
Fourth graders read a book. In this word problems lesson, 4th graders review the operations addition and subtraction, read the book Sea Sums, learn strategies for determining if they should add or subtract, and solve story problems,
Curated OER
Adding and Subtracting Fractions
In this adding and subtracting fractions worksheet, students solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
Curated OER
Money and Time
In this money and time worksheet, learners read money problems and determine the total cost and the amount of change to be given to a customer. They add moments of time and determine the correct amount of hourly pay earned. This...
Del Mar College
Exponential and Radical Rules
So many rules and so little time. Make it easy and provide all the exponent and radical rules in one place as an easy reference guide. All of the properties come with several examples to show how the rules apply to different problems.
National Security Agency
Money Maters: Integers are Integral!
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
THUP Games
Monkey Math School Sunshine
Hang out at the beach and listen to some relaxing tunes, all while developing basic math skills. An endless source of fun and learning for young children!
EngageNY
Events and Venn Diagrams
Time for statistics and learning to overlap! Learners examine Venn Diagrams as a means to organize data. They then use the diagrams to calculate simple and compound probabilities.
Curated OER
Time Zones
Fifth graders locate different time zones. For this time zones lesson, 5th graders label the different time zones. Students research the different ways man has kept time throughout history. Students also compute the differences in time...
University of Texas
Complex Numbers
Are complex numbers and binomials similar? This stack of slides provides an introduction to complex numbers and shows how to operate with them. The worked examples show a connection between operating with binomials and operating with...
Illustrative Mathematics
The Napping House
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 3
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently.
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
Time Zones
In this time zones activity, students complete the total length of trips for time zones and answer short answer questions. Students fill in 3 spaces in the chart and answer 3 questions.
Curated OER
Beanie Baby Bonanza
Third graders add and subtract decimals. In this third grade mathematics lesson plan, 3rd graders are given an imaginary $100 to purchase five Beanie Babies. Students determine which five they would like to purchase and...
Texas Instruments
Greatest Common Divisor and Least Common Multiple
Students solve problems using the GCD and LCM. In this algebra lesson, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.
Curated OER
Using the Overhead and Algebra to Correctly Guess the Number
In this questing numbers worksheet, students use algebra equations to discover how the teacher correctly chooses the students' numbers each and every-time. A pencil, key, stamp, yarn, and overhead are needed for this activity.
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
Integers
Integers can be challenging, but this presentation makes teaching integers a whole lot easier! Comprehensive information, a song, chant, and pop quizzes provide an in-depth look into what integers are, and how to add, subtract, and graph...
Scholastic
Problem-Soving Strategies, Practice 1: Sample
A variety of word problems help your learners examine the ways that they find solutions. Each question provides opportunities to add, subtract, and multiply time, measurements, and money.
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 1
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
EngageNY
Writing and Expanding Multiplication Expressions
Find out what's so standard about standard form. Scholars learn to write multiplication expressions with variables in the 10th lesson in a series of 36. They use different symbols for multiplication and translate between standard and...
Curated OER
I'll Halve S'More, Please!
Learners describe a fraction in terms of sharing parts of a whole. They understand the meaning of the parts of a fraction and add and subtract like fractions. They apply fractions to problem situations and recognize and use equivalent...
Curated OER
Moose Juice
Math can be delicious with a fun smoothie worksheet! Kids count the number of fruits that go into a smoothie in an activity worksheet, draw the fruit in the blender, and complete the addition problem on the side. Each page increases in...
Willow Tree
Fractions
There’s a fine line between a numerator and a denominator. Learners review operations with fractions and ensure they have the skills needed to progress in the course. Taking the time now to review these concepts allows individuals to...