Curated OER
Law of Cosines
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3...
Curated OER
I'll Have an Order of Subtraction Please!
Students explore number values by completing consumer math worksheets. In this math functions lesson, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students complete...
Curated OER
Exploring Teen Numbers
Students explore place value. In this numeration lesson plan, students use ten frames to represent numbers greater than ten. Students read two digit numerals and build the corresponding number using counters and ten...
Curated OER
Combining Foods
Young scholars explore addition. In this math lesson, students discover how addition and subtraction are related. Young scholars model related addition and subtraction facts.
Curated OER
What's My Number?
Fifth graders use AppleWorks to stamp a given number to the thousandths place. They read, write and order integers, whole numbers and rational numbers. They represent place value using concrete or illustrated models.
Curated OER
Multiplication With Two Digits
Third graders multiply one and two digit problems, identify place value, and maneuver manipulatives to solve problems.
Pennsylvania Department of Education
Practice Makes Perfect
Students study fact families. In this math lesson, students use fact families to play a game of concentration. Students identify subtraction facts they need to learn.
Curated OER
Double-Digit Addition with Regrouping
First graders recall place value system and double-digit addition, create and manipulate double-digit regrouping, and devise and identify ways to use regrouping.
Pennsylvania Department of Education
Using the Number Line to Compare
Students determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Students solve puzzles using subtraction.
Curated OER
Using Percents to Calculate Tips
Students learn how to calculate 10% and 15% of a number to calculate tips. In this percents lesson plan, students watch a video and complete a handout on moving the decimal place and calculating tips.
Curated OER
Who's In The Fact Family?
Young scholars study related addition and subtraction facts. For this math lesson, students use related addition and subtraction to solve problems. Young scholars use manipulatives to explore fact families.
Curated OER
Do You Value That Digit?
Sixth graders explore the term digit using large number and comma cards as they create numbers. In this digit value instructional activity, 6th graders identify the value of digits in large numbers and receive additional practice...
Curated OER
Expanded Form - Ten Thousands
Students explore the concept of writing numbers in expanded form. In this expansion lesson, students write numbers in expanded form.
Curated OER
Expanded Form - Thousands
Students explore the concept of writing numbers in expanded form. In this expansion instructional activity, students write numbers in expanded form.
Ohio Department of Education
Fraction and Decimal Equivalency
Mathematicians make representations of fractional parts of a whole and learn that a decimal is another way to represent a fractional part. Understanding is extended by comparing and ordering fractions and decimals on a number line. This...
Curated OER
Let's Trade
Second graders engage in a instructional activity which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
What's a Thousand?
Three tables are given for students to fill in with given information. After completing each table, students answer 2 questions about each table. These questions challenge students' number sense of 1000. Try instructing your students to...
Curated OER
Compounding with a 5% Interest Rate
The balance in an account continuously compounding interest is the context of this engaging task. Your young accountants will investigate the ending balance in an account as they compound the interest more and more. Learners write the...
BioEd Online
Good Stress for Your Body
Stress the importance of the different types of pressure our mind and body experience in a lesson about how certain types of stress are actually necessary and good for our bodies. As astronauts and people with injuries can attest, not...
Curated OER
Rule of Quarters
Students memorize four key decimal values for quick and accurate conversion. They convert decimal foot measurements to inches and fractions using math tables, computation or memorization. They memorize decimal foot conversions.
Curated OER
Area of Polygons
Students engage in a instructional activity that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the instructional activity in order to solve problems given by the teacher for independent...
Curated OER
Acceleration of Gravity with Pendulums
Students explore, analyze and study to see whether the length of a pendulum affects its period and whether the mass of a pendulum affects its period. They review and discuss a lengthy list of math definitions and experiment with tables...
Curated OER
Number Sentences
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.
Curated OER
Using "Kindness"
Students discover the benefits of kind acts by dissecting the word itself. In this vocabulary lesson, students utilize the letters in the word "kindness" to create other words which they record. Students figure out what...