TLS Books
Halloween Division Practice
Boo! Young mathematicians divide one-digit numbers into four-digit numbers with no remainder in a Halloween-themed learning exercise.
Curated OER
Geometric Shapes and Figures
Are your mathematicians figuring out the difference between shapes and figures? Using a simple, visual identification learning exercise, learners analyze 2 shapes and 2 figures, answering 4 questions about each. Learners determine their...
Norm Mitchell
Add and Subtract Fractions
Designed as a quiz for your elementary mathematicians, this resource contains 17 problems. The first 15 problems involve adding and subtracting fractions with like denominators, while the last two problems are word problems. Your...
Curated OER
The Three M's of Statistics: Mode, Median, Mean
Young mathematicians use the Visual Thesaurus to define mean, median, and mode. In this mean, median and mode lesson, learners use online sources to find the definitions of mean, median, and mode before applying the concepts to a class...
Curated OER
Taking Attendance
Young mathematicians record and analyze data. They will take attendance for their class and compare to other days. Then discuss ways to count who is present. They may also show the amount of students present using fractions.
Math Mammoth
Comparing Decimals
A two-page assignment walks mathematicians through how to tell which decimal in a pair is greater. The page uses yellow highlight to emphasize the numerals in question, making the lesson much easier to follow. Learners locate decimals on...
National Security Agency
Fraction Fever
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Curated OER
Place Value of Decimals to Hundredths: Diving for Decimals
Constructing decimals correctly is a crucial concept for elementary learners to grasp. Here, have the young mathematicians in your class explore standard and expanded form while comparing decimal values. This unit is taught while...
Curated OER
Comparing and Ordering
Young mathematicians mark nine specific three-digit whole numbers on a number line. They compare/contrast 20 number expressions with one of the following signs: <, >, and/or =.
Gecko Mathematics
Gecko Mathematics: Multiplying Unit Fractions
Make learning visible! Have your mathematicians follow along as you use paper strips to demonstrate the concept of multiplying unit fractions. Then, offer a different way of solving the problem using a number line. Finally, introduce the...
Curated OER
Fractions
The world of fractions is the focus of this math PowerPoint. Young mathematicians are introduced to terms such as: numerator, denominator, equivalent, and fraction bar. Two test preparation slides are included, as well as a slide that...
Primary Resources
Long Multiplication
Multiplying two-digit numbers together can be confusing for many learners. This clear presentation does a good job of showing each of the steps, and explaining why the steps are taken, to young mathematicians. The presentation takes one...
Curated OER
Symmetry
A very clever marriage of social studies and math is offered in this presentation. Young mathematicians look at slides of a variety of flags of the world and try to find the line of symmetry in each. A clever way to practice symmetry!
Curated OER
Using Partitioning to Double or Halve Numbers
Here is an engaging presentation that challenges your mathematicians to use the techniques of partitioning and halving in order to double or half numbers. After each technique is explained, learners are given a series of numbers to try...
Curated OER
Percentages
A presentation on how to calculate percentage is here for you. Young mathematicians gain practice in performing the calculations necessary to find a percentage value. Many excellent tips and problems to solve are embedded in the...
Curated OER
Perimeter: The Distance around a Shape
A few good questions move this lesson right along. Young mathematicians use critical-thinking skills as they learn how to determine the perimeter of various shapes. They determine perimeter first by measuring and adding the lengths of...
Curated OER
L.O. Calculating Area and Perimeter (Version 2)
An excellent presentation on calculating area and perimeter. Young mathematicians practice the skills involved with determining the area and the perimeter of a variety of rectangular shapes. The final two slides present a challenging...
Curated OER
Measurement
Here is a challenging presentation that will get your mathematicians working! They must convert using non-standard units of measure. Here is an example: a pencil is 12 buttons long, how many toothpicks long is the pencil? An interesting...
Curated OER
Write Zeroes in the Dividend
Here is a fine presentation on the finer points of solving a long division problem. Mathematicians are introduced to the divisor, the quotient, and the dividend. They are shown the series of steps necessary to solve these types of...
Curated OER
Dividing Fractions
Dividing fractions can be a daunting task for young mathematicians. This presentation does an excellent job of taking the mystery away from the process, and leads pupils through the steps in a clear, concise manner. Four examples are...
Curated OER
Discount and Sales Price
One of the most practical ways to teach about percentages is to use the real-life example of "sale" or "discount" pricing. This presentation poses many of these type of problems for young mathematicians who are trying to master the...
K12 Reader
Simplifying Fractions
Young mathematicians respond to a series of comprehension questions after reading an article about simplifying fractions.
School District of Palm Beach County
Egyptian Hieroglyphs
Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history...
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