Curated OER
Using Negative Numbers
Fourth graders explore negative numbers with this resource. They discuss positive and negative numbers by counting who is present and absent, placing numbers on a number line, and graphing temperatures. Using a variety of activities,...
Curated OER
Exponents and Prime Factorization
In this exponents and prime factorization practice worksheet, learners sharpen their problem solving skills as they solve six story problems.
Curated OER
Trigonometric Form of Complex Numbers
This instructional activity is written from the perspective of a student teacher. A step by step instructional activity in which the class works on the trigonometric form of complex numbers. They convert between trigonometric and complex...
Curated OER
Number Line Snacks: Compare Numbers to 10
Kindergarteners put Cheerios or cheddar fish on two number lines (up to 10 each) and identify which number the snack pieces indicate. They compare numbers after eating a few of each snack, and get an introduction to addition and...
National External Diploma Program Council
Numbers
The written form for 345 is three-hundred forty-five, where as the word form for 70% is seventy percent. Here, young mathematicians read 10 sentences and write the word form of each number in the sentences.
Curated OER
Number Sense: Expressing Numbers
Young scholars learn to express and write numbers in two ways. They complete two mixed application number expressions word problems. Learners finish by thinking of place value blocks to write the number and kind of blocks they could use...
Curated OER
Dividing by Larger Numbers
How should the remainder be expressed? Scholars explore multiple ways as they solve 15 long division problems, only four of which divide evenly. For the first eight, they write out the remainders as fractions, while the last eight have...
Curated OER
Division by 1-Digit Numbers #2
Start simple as mathematicians begin long division with remainders. These 16 problems are in two sections with fraction remainders in the first eight and unit remainders in the second eight. Each problem has a single-digit divisor and...
Curated OER
Study Buddies: Adding Two-Digit Numbers
Some times a simple instructional activity is all you need. Here are 2 worksheets that can be used as a instructional activity on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to...
Curated OER
Understanding Place Value, Up to 3-Digit Numbers
Work on place value and addition. Here is a resource that features different types of problems for your second graders to solve. After studying the example at the top of the page, they write the missing number in 12 addition problems....
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this activity walks students step-by-step through the solutions of each, starting in the ones place and working their...
Charleston School District
Identifying Irrational Numbers
These numbers have some personality! Are they rational or irrational? The lesson examines the definitions of rational and irrational numbers and shows examples of how to identify them.
Charleston School District
Comparing and Ordering Irrational Numbers on a Number Line
Estimating the value of numbers is much harder than it sounds! Scholars compare and order the value of numbers presented in different forms including fractions, decimals, roots, integers, and pi. This builds on the previous lessons in...
EngageNY
Ordering Integers and Other Rational Numbers II
Individuals build on prior knowledge to order a set of rational numbers from least to greatest or greatest to least. As part of the lesson, they order rational numbers written in different forms.
MENSA Education & Research Foundation
Fabulous Fibonacci and His Nifty Numbers
Fibonacci numbers are not only found in the classroom but also in nature. Explore the concept of Fibonacci numbers through a series of lessons designed to gain insight into the mathematical reasoning behind the number pattern, and spark...
Grammar Net
Numbers 1-30
Jot down some figures with an activity about printing numbers. First, learners fill in the blanks with the numbers next to their printed forms. Then, they complete simple addition and subtraction problems with numbers that are written out.
Code.org
Binary Numbers
All you need is a zero and a one. Build pupils' understanding of binary values and number systems to gain familiarity with binary numbers. Using a hands-on activity and technology, scholars learn how the binary system works and its place...
Rational Number Project
Initial Fraction Ideas: Lesson 3
Visual models support young mathematicians as they deepen their fractional number sense in this elementary math lesson. Using fraction circle manipulatives, children explore basic unit fractions as they develop the fundamental...
Curated OER
Whole Numbers, Fractions, and Decimals
Elementary and middle schoolers participate in an assignment to explore the concept of division and having a remainder. They also practice division problems using decimals and fractions without a remainder.
CK-12 Foundation
Mixed Numbers as Improper Fractions: Pineapple Slices
Practice adding and subtracting improper fractions with pineapple slices. Young mathematicians move whole pineapple slices to visualize the addition of the 2/5s that is on Sally's plate. Pupils also use a combination of mixed numbers and...
Get Set for School
Number Formation Chart
Help young learners write their numbers with a number formation chart. It illustrates the way their pencils should move when they make each number, along with a cute story about what each number is doing and thinking as it is being written.
CK-12 Foundation
Values Written as Powers: Binary Numbers 25 to 31
A five-question interactive boosts proficiency in working with binary numbers. Multiple-choice, short answer, and discussion questions challenge mathematicians to write numbers 25 through 31in exponential and binary form. An adjustable...
CK-12 Foundation
Values Written as Powers: Binary Numbers 17 to 24
Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
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 the...