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CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
Prince Edward Island
Fact Learning, Mental Computation, Estimation
Need help with mental math in your classroom? This guide is full of tips, tricks, and examples to help the teacher encourage learners to use their brain instead of a calculator. Practice problems are included with reasons how...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
Curated OER
Number of the Week
Here is an inventive, easy, and quick mental math activity you can use with your charges each week. You write a number on the board, then a student selects a card which tells them what to do with the number. One card says, "Multiply by...
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 5)
Twenty-eight flashcards make up a set designed to reinforce math vocabulary. Two styles of cards showcase either a bold-faced word or a corresponding definition card equipped with an example and labels. Terms include commutative property...
DataWorks
4th Grade Math: Multi-Step Word Problems
Solving word problems requires reading comprehension and math computation. Through an interactive slideshow presentation, fourth graders observe and follow each step toward solve multiplication and division word problems.
Houghton Mifflin Harcourt
Unit 8 Math Vocabulary Cards (Grade 3)
A set of 9 math vocabulary cards prompts young mathematicians to master division concepts. The top half of each sheet contains the word printed in bold text, while the bottom half has the definition card.
Oddrobo Software
King of Math: Full Game
All hail the king! Young mathematicians put their skills to the test as they strive to become the king of math.
ABCya
Gobble Squabble
A Thanksgiving-themed interactive boosts addition, subtraction, multiplication, and division facts. Using the keyboard's arrows, players navigate a turkey through a maze, gobbling up as many berries as possible without getting tagged by...
PBS
Working With Equivalent Fractions, Decimals and Percentages: Activities and Supplemental Materials
Reinforce math concepts using six worksheets that coincide with Virtual Math Girl's video instruction. The practice pages' objectives include writing equivalent fractions, decimal equivalents, and converting percents to decimals and...
Curated OER
Multiplying and Dividing Decimals
Division with decimals is explained using prior knowledge of powers of 10 and how to convert both sides of a division problem using this knowledge. The class works together through reading and setting up an equation for a word problem....
Curated OER
21 Game (Self Esteem)
Here's a simple math game that two people can play together. The first player says the number one or two. Then, the other player says the next one or two consecutive numbers. The goal of the game is to be the player who says "twenty-one"...
Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
National Security Agency
Introducing Integers and Their Operations
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class...
Curated OER
Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. In this math instructional activity, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their...
Curated OER
Mental Math
Students participate in an online computation game. In this computation lesson, students practice simple computations and use an internet site to review addition and subtraction facts.
Curated OER
Topsy-Turvy Math With Rational Numbers
Fourth graders complete a worksheet. As a whole class, 4th graders hear a lecture and complete a worksheet on factors, multiplicative inverses and reciprocals, finding the quotient of two fractions and the division of fractions to...
Curated OER
Alternative Algorithms
Analyze algorithms for computing with rational numbers and develop fluency in their use with your math class. They work individually to solve the problems on the "Alternative Algorithms" sheet. Then, they analyze the appropriateness of...
Curated OER
Math Activity: "Snake"
Fourth graders explore patterns by participating in a class math activity. In this early algebra lesson, 4th graders utilize a die and chart to keep record of a snake game in which students must utilize a math function to solve a problem...
Curated OER
Making Cents of Division
Third graders use pennies as manipulatives to solve simple division problems. They create division number sentences to correspond with each exercise. This is a good, hands-on way to teach the concept of division.
Curated OER
Mental Multiplication
Students discover how to multiply large numbers in their heads using some simple techniques. They understand that multiplying by 5 is done by multiplying by 10 and cutting the answer in half. They also understand that multiplying by 9...
Curated OER
Matrix Madness!!
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson plan: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson plan has prizes that...
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Curated OER
Multiplying by 10, by 100, and by 1,000
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math lesson, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by the teacher...