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...
Learning
Curriculum Corner

St. Patrick's Day Bump

For Students 3rd - 6th Standards
Practice multiplying, and celebrate St. Patrick's Day simultaneously with a fun learning game. Here, players roll two six-faced number cubes and multiply the two face-up numbers to find the product. Then, they place a marker on...
Worksheet
Curated OER

Ordering Numbers to 10,000 (A)

For Students 3rd - 4th
In this ordering whole numbers to ten thousand instructional activity, students order sets of numbers from least to greatest. Students order 3 groups of numbers.
Lesson Plan
Curated OER

Number-Line Squeeze

For Teachers 1st
First graders investigate numerals and size by ranking different numbers based upon value. In this number sense lesson, 1st graders practice using the terms smaller, larger, less and more in order to organize numbers on a number line....
Lesson Plan
Curated OER

Subtraction

For Teachers 1st - 2nd
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...
Lesson Plan
Curated OER

Mystery Number

For Teachers 1st - 2nd
Students explore numbers 1-100.  In this cross curriculum literacy and numeration lesson plan, students listen to the book More or Less by Stuart J. Murphy. Students play a game with a partner in which they guess the "mystery...
Lesson Plan
Curated OER

Melodies and Math: Creating Music with Non-Traditional Instruments

For Teachers 5th - 6th
Review the 4/4 and 2/4 time signatures in music with a helpful music theory lesson plan. Young musicians experiment with electronic sounds and create their own musical performance using instruments made from materials found in the...
Lesson Plan
EngageNY

Solutions of a Linear Equation

For Teachers 8th Standards
Use the distributive property to solve equations. The sixth lesson in a 33-part series has scholars solve equations that need to be transformed into simpler equations first. Class members apply the distributive property to the equations...
PPT
Curated OER

Make 10: Addition Strategy

For Teachers 1st - 2nd
What a brilliant way to present this topic! This presentation uses counters and an interactive techniques to show young mathematicians how to add numbers by creating groups of ten. The graphics make it easy to understand this concept....
Activity
Curated OER

Selling Fuel Oil at a Loss

For Teachers 8th - 10th Standards
Learners are asked to advise a fuel oil dealer on a possible investment. They must use two different rates to set up an equation and solve to determine how much oil he should sell now to break even after selling the remainder the next...
Lesson Plan
Illustrative Mathematics

What is a Trapezoid? (Part 1)

For Teachers 3rd - 5th Standards
Challenge your class to construct a definition for trapezoids. Looking at four examples and four non-examples, young scholars individually create definitions and use them to classify an unknown shape. Allow for small group and...
Lesson Plan
Curated OER

Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)

For Teachers 5th - 6th
Students learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
Lesson Plan
Curated OER

Place Value for Whole Numbers

For Teachers 4th
Fourth graders, in groups, explore place value for whole numbers. They explore how to use base-ten materials to make sense of place value in the tens and ones column. They also explore whole-number patterns by using base-ten materials.
Worksheet
Curated OER

Model Numbers to 100

For Students 1st - 3rd
In this numbers learning exercise, students solve 6 word problems, using picture models of cubes. Problems are set up using groups of ten.
Worksheet
Curated OER

Count by Grouping Into Tens

For Students K - 1st
In this counting by grouping instructional activity, students group shapes into tens by circling either groups of 5 or ten in ech. A reference website for additional resources is given.
Lesson Plan
Curated OER

Mix Freeze Group

For Teachers 3rd - 4th
Students practice division. In this division lesson plan, students are the numbers for your division problem. You begin with the number of students in the class, have students mix until you call freeze. Announce the group size and...
Lesson Plan
Curated OER

Finding Patterns with the Hundreds Chart

For Teachers 2nd - 3rd
Students review their numbers up to one hundred. Using a chart, they compare and predict patterns that might be in the numbers. They practice skip counting and grouping numbers. Using a spreadsheet, they graph different sets of numbers...
Worksheet
Curated OER

Counting in Groups of Ten

For Students 2nd - 3rd
In this place value and counting instructional activity, students count the groups of ten dots in each of 6 examples. They count ten dots, and circle them. They count how many groups of ten they get, and how many dots are left over...
Worksheet
Curated OER

Tens and Ones Grouping Worksheet

For Students 1st - 3rd
In this place value worksheet, learners solve 3 problems that require them to create 2-digit numbers using the math shape counters.
Worksheet
Curated OER

Numerical Analysis: Machine Representation of Numbers

For Students 9th - 12th
In this machine representation of a number activity, high schoolers explore definitions such as floating-point, round-off error, binary representation of a number, mantissa, and sign bit. They identify significant digits and determine...
Worksheet
Curated OER

Fractional Parts of a Group

For Students 3rd - 4th
For this fraction worksheet, students use counters to find answers to 6 problems, all asking for a fractional part of a whole number. Houghton Mifflin text is referenced.
Lesson Plan
Curated OER

Two-Digit Addition With Regrouping

For Teachers 2nd
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
Lesson Plan
Curated OER

Average of Numbers

For Teachers 4th
Fourth graders find the average of a set of numbers. In this math lesson, 4th graders add up a group of numbers and divide by the amount of numbers there are. They complete a worksheet and work in groups to find the averages in multiple...
Worksheet
Curated OER

Grouping Three Times

For Students 2nd - 3rd
In this addition practice learning exercise, students solve 6 problems that require them to add 4-digit numbers to 3-digit numbers. Students identify the problems that required them to group 3 times and write and solve their own addition...