Activity
Illustrative Mathematics

Ordering Fractions

For Teachers 3rd - 4th Standards
Here is a comparing and ordering fractions learning activity that extends young mathematicians understanding of fractions with like and non-like denominators. By representing and explaining each fraction in a picture or diagram, students...
Lesson Plan
EngageNY

Matrix Addition Is Commutative

For Teachers 11th - 12th Standards
Explore properties of addition as they relate to matrices. Using graphical representations of vector matrices, scholars test the commutative and associative properties of addition. They determine if the properties are consistent for...
PPT
Curated OER

Fractions

For Teachers 2nd - 3rd
Fractions are scary for a lot of young mathematicians. This cute presentation tries to take the "scary" out of fractions. The basics are covered: the numerator, the denominator, and the fact that a fraction is a representation of a part...
Lesson Plan
Institute of Electrical and Electronics Engineers

Exploring at the Nanoscale

For Teachers 3rd - 9th Standards
Nano-nano! Nanotechnology can seem like it's from another planet! After learning about this tiny technology, collaborative groups experiment with how smaller particles affect chemical reactions. They do this by immersing a whole and a...
Lesson Plan
Curated OER

Percent Box

For Teachers 7th - 12th
Students examine the procedures to determine a number when the percentage of the whole is known or to find the whole number when the part or percentage is known.
Lesson Plan
Curated OER

Technology Lesson Activity: Fractions

For Teachers 5th
Fifth graders practice using the English measuring system by creating fractions.  In this parts of a whole lesson, 5th graders combine math key bars to simulate small parts of a bigger item.  Students combine the pieces to...
Lesson Plan
Curated OER

To Be (Half) Or Not To Be (Half)

For Teachers 1st
First graders demonstrate various ways to represent and verify a whole or set separated in two, three, or four equal parts. Using interlocking cubes, Students model a part of a whole or a part of a set. They use appropriate tools and...
Worksheet
Curated OER

Mixed Numbers Practice

For Students 3rd - 5th
In this mixed number learning exercise, students write improper fractions and mixed numbers for shaded parts, use a number line to help write mixed numbers, find missing numbers and complete 2 test prep questions. Houghton Mifflin text...
Worksheet
Curated OER

Add Mixed Numbers with Like Denominators

For Students 4th - 8th
In this mixed numbers worksheet, students add mixed numbers with like denominators. Students complete 7 problems on 10 pages total.
Worksheet
Curated OER

Adding Mixed Numbers 1

For Students 4th - 5th
In this adding mixed numbers learning exercise, students write addition sentences using pie charts, add mixed numbers with the same denominator, and write mixed numbers as fractions in simplest form. Students solve nine problems.
Worksheet
Curated OER

Multiplication Two Digit by Three Digit Numbers

For Students 4th - 7th Standards
In this multiplication worksheet, students multiply two digit numbers by three digit numbers. Students complete 30 multiplication problems.
Lesson Plan
Curated OER

Mystery Stars: Estimating Whole Numbers Using Fractions Shown on Sectors of a Circle

For Teachers 4th - 5th
In this set of fraction worksheets, learners cut out 6 pages of circles that show fractions with stars covering different sections of circles. They show one section of the circle in order to estimate the whole number of stars by looking...
Lesson Plan
Curated OER

The Math Of African Music

For Teachers 4th - 6th
Students practice rhythms and fractions on African drums in this Music lesson mixing Math skills and music notation. The lesson also includes ideas for assessment and state and national benchmarks met.
Lesson Plan
Pennsylvania Department of Education

Numbers Are Made of Parts

For Teachers K - 1st Standards
Children play with barnyard animal cards to practice composing and decomposing numbers. With their "secret number" of animal cards in a cup, they shake and spill them onto a barn story board, counting how many animals fall in the barn...
Worksheet
Curated OER

Properties of Real Numbers

For Students 8th - 10th
In this Algebra II worksheet, students classify numbers by naming the subset or subsets of the real numbers to which it belongs. The two page worksheet provides explanation and examples in addition to ten practice problems. Solutions are...
Worksheet
Curated OER

Graphing Calculator Activity: Multiplying and Dividing Mixed Numbers

For Students 8th - 9th
In this graphing calculator worksheet, students explore necessary steps to multiply and divide mixed numbers using a graphing calculator. In groups, students measure objects in their classroom and write equations using their collected...
Lesson Plan
Illustrative Mathematics

Factors and Common Factors

For Teachers 5th - 7th Standards
This is an exercise in finding the greatest common factor of two whole numbers. Use in direct instruction or as part of your guided practice. Make up additional problems for home work. It also can be used as a mini-assessment or test...
Lesson Plan
Curated OER

Workplace Math Skills Assessment

For Teachers 5th - 6th
In this math worksheet, students take an assessment of real life math problems relating to construction. The test involves whole numbers only using all operations.
Worksheet
Curated OER

Unit II - Version 6.0 - Worksheet 1 - Fractions

For Students 7th - 8th
In this fraction learning exercise, learners determine the number of parts in a whole. They add and divide fractions. This one-page learning exercise contains 11 problems.
Lesson Plan
Illustrative Mathematics

Operations on the Number Line

For Teachers 7th - 9th Standards
A different way to look at integers is on this number line with variables in place of numbers. Learners are to look at different expressions and describe why they think the answer would be positive or negative, depending on the location...
Lesson Plan
EngageNY

Scientific Notation

For Students 8th Standards
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using...
Activity
Illustrative Mathematics

Building toward fluency

For Teachers 2nd - 3rd Standards
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...
Worksheet
Common Core Sheets

Comparing Numerically (Different Denominator)

For Students 4th - 5th Standards
Compare fractions with different denominators in a handy Common Core based activity. Fourth graders decide which fraction is larger or smaller based on the parts that make up a whole (denominator) and the parts being described...
Lesson Plan
Curated OER

How Many?

For Teachers K
Establish 1:1 correspondence by counting students, first one gender, then the other. Give each child a colored cube (one color for boys, another for girls) and have small groups determine more or less and how many all together. As a...