Worksheet
Curated OER

Rational Numbers

For Students 8th - 9th
In this rational numbers worksheet, students solve and complete 35 different problems that include identifying a number of rational numbers. First, they replace each blank line with greater than, less than, or equal to symbols to make...
Lesson Plan
Curated OER

Area Model of Multiplication Using Base 10 Manipulatives

For Teachers 3rd - 5th
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using...
Lesson Plan
Code.org

Controlling Memory with Variables

For Teachers 9th - 12th
Not all variables are created equal. Discover how variables in computer science are different from variables in math class. Scholars learn to work with variables in computer programming by developing a mental model for how variables...
Worksheet
NASA

Atomic Numbers and Multiplying Fractions

For Students 5th - 8th
Here is a way for beginning chemists to review the skill of multiplying fractions! A segment of the periodic table of elements is presented at the top of the page, from which learners obtain the atomic number to use in six calcualtions....
Worksheet
Curated OER

Order of Operations

For Students 9th
In this Algebra I worksheet, 9th graders use the order of operations to evaluate numerical expressions containing parenthesis and brackets.  The one page interactive worksheet contains instruction, worked examples and ten practice...
Worksheet
Curated OER

Comparing Whole Numbers to 5

For Students K - 1st
In this comparing whole numbers worksheet, students insert the greater than less than or equal to sign to compare pairs of numbers to 5. An answer key is included and examples are completed for students.
Worksheet
Print and Practice

Comparing Whole Numbers 1 to 10

For Students 1st - 2nd
In this comparing whole numbers 1 to 10 worksheet, students review the symbols for greater than, less than and equal to, then write the correct symbol for 72 number pairs from 1 to 10.
Lesson Plan
Curated OER

Number Muncher

For Teachers 3rd
Third graders develop and solve comparative number sentences using greater than and less than symbols to feel Hungry Harold.
Lesson Plan
Curated OER

Unit 5 Lesson 01: Graphing on a Number Line

For Teachers 6th - 8th Standards
Math masters are introduced to graphing inequalities on a number line. After reviewing inequality symbols, they practice representing them on a worksheet. This simple instructional activity serves its purpose.
Lesson Plan
Curated OER

What's My Function?

For Teachers 5th
Fifth graders utilize input/output tables to help them solve algebraic equations. They incorporate patterns, number sequences and relations to represent and analyze mathematical problems and number relationships using algebraic symbols.
Worksheet
Curated OER

Earth Day Equalities

For Students 2nd - 4th
Do your young mathematicians recognize the recycle sign? Learners fill in the blank circles inside the recycle sign with the arrows, pointing to the next number in the sequence, with the correct inequality sign or equal sign to make the...
Lesson Plan
Curated OER

Weather Graphing

For Teachers K
Every morning students complete the weather chart. They use colors to reflect the cloud cover and symbols for rain, snow, etc.
Lesson Plan
Curated OER

Systems of linear inequalities in slope-intercept form

For Teachers 9th - 12th
Students graph a linear inequality and describe its solution set. They solve a system of linear equalities graphically and symbolically. Students set up and solve a system of linear inequalities using linear programming techniques. ...
Lesson Plan
Curated OER

Bagel Algebra

For Teachers 9th
Ninth graders apply proportional reasoning to a real-life situation.  In this Algebra I instructional activity, 9th graders explore a series of equations that relate to a display sign that compares the owner’s bagels to competitors...
Worksheet
Curated OER

Which Number is Greater?

For Students 3rd - 4th
In this number comparisons learning exercise, students study the pictures and check the ones and tens place for the numbers. Students first fill in the missing parts and circle the number that is more. Students write in a greater or less...
Lesson Plan
Curated OER

What's My Function?

For Teachers 5th - 6th
Students use input / output tables to help them solve algebraic equations. They use patterns and relations to represent and analyze mathematical situations using algebraic symbols.
Lesson Plan
Curated OER

Algebraic Addition

For Teachers 2nd - 8th
Students play a game to realize the rules of signs.
Lesson Plan
Curated OER

Fun With Addition

For Teachers K
Students name numbers to 30, use the number keys on the computer, use manipulatives to add, and add numbers in any order. For this addition lesson plan, students learn the language of sum, equals, and a plus sign.
Worksheet
Curated OER

The Chicken Soup Problem

For Students 11th
In this algebra worksheets students rewrite word problems using algebraic symbols. They use order of operation to solve for the variables used as they relate to multiplication and addition. There is an answer key.
Lesson Plan
Curated OER

Translating Verbal Phrases into Algebraic Expressions

For Teachers 9th - 11th
Students rewrite word problems using algebraic symbols. In this algebra lesson, students graph linear equations after they rewrite the equation using algebra. They relate math to the real world.
Worksheet
Curated OER

Open Sentences

For Students 8th - 9th
In this open sentences worksheet, students solve and complete 10 different problems related to identifying various types of open sentences. First, they state whether each equation is true or false for the value of the variable given....
Lesson Plan
Curated OER

Multiplying Inequalities by Negative

For Teachers 9th - 10th
Students multiply inequalities by negative. In this algebra lesson, students solve inequalities and graph their solutions on a number line. They pay close attention to the negative consequence, which causes the sign to flip.
Lesson Plan
Curated OER

Adding and Subtracting Money

For Teachers 2nd - 3rd
In this math worksheet, learners solve problems involving money. The first problem has four questions that guide the student through the problem solving process. The final four problems are computation problems involving money, but are...
Lesson Plan
Curated OER

More or Less Than

For Teachers K - 2nd
Students practice completing equations with the less than or more than symbol. They use index cards to create the equations. They compete with other groups to get the most correct.