Mathed Up!
Factors, Multiples, and Primes
Reinforce the concept of factors, multiples, and prime numbers with a 16-problem practice learning exercise. Eight pages offer a variety of problem solving opportunities with clear objectives and tips for successful completion.
Curated OER
What's My Calculation?
Learners play a simple multiplication game in which they look at the number on each of the slides, and write down the multiplication facts that would give them that number. For example, 24 could get four different factor pairs. Fun...
Texas Instruments
TI-Nspire™
We landed on the moon with less computing capabilities than you can find in this app! Here is a multiple function calculator that takes all the power you get from a handheld and adds the wonderful large screen that only a tablet can...
EngageNY
Calculating Probabilities of Compound Events
Use tree diagrams with multiple branches to calculate the probabilities of compound events. Pupils use tree diagrams to find the sample space for probability problems and use them to determine the probability of compound events in the...
Curated OER
Calculator Puzzle Patterns
It's no secret that being able to competently use a calculator is an important skill. In this math lesson, young mathematicians learn how to use the counting constant function on their calculators to explore patterns and relationships...
TED-Ed
How Many Ways Can You Arrange a Deck of Cards?
Entertain and grab your learners' attention with a short video clip that engagingly teaches the concept of a permutation and how a factorial is a wonderful shortcut for theoretical probability calculations.
Illustrative Mathematics
Adding Multiples
Mathematicians practice communicating why the sum of two multiples of a number results in another multiple of that number. Encourage learners to construct a viable argument by applying the distributive property or by drawing a diagram....
EngageNY
Dilations on the Coordinate Plane
Dilations from the origin have a multiplicative effect on the coordinates of a point. Pupils use the method of finding the image of a point on a ray after a dilation to find a short cut. Classmates determine the short cut of being able...
Alabama Learning Exchange
Finding Prime
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
Curated OER
Regents High School Examination: Living Environment 2009
Emerging ecologists need a full understanding of life, from the inner workings of a cell to the complex relationships among organisms. This examination is meant to assess high schoolers after an entire year course on the living...
Curated OER
Regents High School Examination: Living Environment 2007
Environmental science enthusiasts show what they know at the end of the year by taking this full-fledged final exam. They answer multiple choice, graph interpretation, and essay analysys questions, 73 of them in all. Topics range from...
Curated OER
Regents High School Examination: Living Environment 2005
The 2005 version of the Regents High School Examination in the area of ecology is as comprehensive as previous years' exams. It consists of 40 multiple choice questions on everything from the structure of DNA to the interactions within...
Curated OER
Babylonian Mathematics I
Learners examine a Babylonian clay tablet and the mathematics found on it as a catalyst to investigate a variety of mathematical ideas. They work with prime numbers, classify numbers as whole, integer, rational, or irrational and use...
Curated OER
Fractions in Action
Investigate equivalent fractions with your class. They compare and order fractions. Then they work cooperatively in groups to experiment and problem solve with fractions using a game format. Multiple resources are provided.
Ohio Department of Education
Multiplying and Dividing in Scientific Notation - Grade 8
Here is really nice set of resources on scientific notation. Eighth and ninth graders explore the concept of multiplying and dividing in scientific notation. In this multiplying and dividing numbers in scientific notation lesson,...
Illustrative Mathematics
Friends Meeting on Bicycles
It's a great day for a bike ride, but how long will it take? Your learners will have to calculate multiple variables in the problem using scaffolded questioning. Different answer choices are given, but you will need to create the table...
Curated OER
Graphing Linear Equations on the TI-73
Eighth graders work in pairs with a TI-73 graphing calculator to complete a multiple-choice review using the Classroom Performance System. Each team uses a remote unit to "click in" the answers. When all teams have completed the review,...
Curated OER
Calculating Stride Length
How many steps does one take to walk a mile? The number of steps one walks in a mile would definitely depend on the length of his stride. Shorter people may take shorter strides, and taller people may take longer strides. This activity...
Curated OER
Calculator Game: Multiples of 5
In this multiples of 5 instructional activity, students use a multiples grid, calculator and colored pens to follow directions and play a multiples game. A website reference for additional resources is given.
Curated OER
Calculator Game: Multiples of 10
In this multiples of 10 game instructional activity, students use a multiples grid, calculator and counters to follow instructions and play the game. A reference website is included.
Curated OER
Calculator Game: Multiples of 2
In this multiples of 2 worksheet, students use a multiple grid, calculator and counters to follow instructions and play the game. A reference website for additional resources is given.
Curated OER
Lowest Common Multiple
In this lowest common multiple activity, students find the LCM of 2 digit numbers that don't exceed the number 20. Students complete 10 problems.
Curated OER
Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
Texas Instruments
Greatest Common Divisor and Least Common Multiple
Young scholars solve problems using the GCD and LCM. In this algebra lesson, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.