Curated OER
A Model for Tens and Ones: Reading an Abacus
Interpreting pictures of an abacus, learners write 2-digit numbers. They read and transcribe abacus beads in the tens and ones places. For extension, they draw pictures to represent the numbers 9 and 90. Really bring it to life using a...
Teaching Ideas
Volume
After understanding that the volume of a unit cube is one cubic centimeter, math masters determine the volume of four larger rectangular shapes. Then they take the challenge to figure out the volume of seven irregular, cube-containing...
Houghton Mifflin Harcourt
Addition Match-Up
Math wizards practice adding fractions with unlike denominators on this simple matching instructional activity. Presented with ten addition expressions, children must calculate the sum of each and match them to...
Curated OER
Are You Thirsty?
In this measurement worksheet, students read a table of products sold in a vending machine and their metric capacities. Students solve 6 word problems where they convert milliliters to liters and liters to milliliters. ...
EngageNY
Proportional Relationships
Challenge the class to determine whether two quantities are proportional. The second lesson in a unit of 22 has class members decide if two quantities have a proportional relationship. If a proportional relationship exists, the pupils...
EngageNY
Ratios of Fractions and Their Unit Rates
Challenge the class to calculate unit rates using complex fractions. Pupils work through examples of finding unit rates using ratios of fractions. To complete the 11th lesson plan of 22, scholars review sample work and determine whether...
EngageNY
Solving for Unknown Angles Using Equations III
Challenge your classes to combine geometric and algebraic concepts with an activity that builds on concepts learned in the first three lessons of the series. The fourth part asks scholars to identify geometric angle relationships and use...
EngageNY
Angle Problems and Solving Equations II
Demonstrate the application of algebra to geometric angle relationships with an activity that asks learners to use what they know about adjacent and vertical angles to write algebraic equations. Diagrams become more complex in this...
EngageNY
More Problems on Area and Circumference
Perimeter check! Pairs work on finding the areas of semicircles and quarter circles using a relationship with squares. The problems challenge pupils to find areas of composite figures made from rectangles, semicircles, and quarter circles.
EngageNY
Slicing on an Angle
No matter how you slice it, it's still a polygon! An engaging lesson examines the different ways you can slice a prism. The lesson begins with simple parallel and perpendicular slices. It then challenges scholars to slice the prism to...
EngageNY
Surface Area II
Examine the surface area of composite figures using an exploratory approach. As a continuation of the previous lesson plan of the 29-part series, young scholars develop plans for finding the surface area of composite figures. Examples...
PBS
Human Tree: Ratios
Create a personal tree. By visiting an exhibit at the National Museum of Mathematics, the resource introduces the idea of fractals. The exhibit takes an image of the person and creates a tree by repeating scaled images on the shoulders...
PBS
KidVid: Fractions and Scale
Scale the challenge of learning about ratios and scales. Young mathematicians learn to incorporate fractional measurements when considering scales and scale factors. They use an interactive to investigate the concept and critically...
Arcademics
Four Wheel Fracas
A quick learning game challenges players to solve one-step addition and subtraction algebraic equations. Scholars play against several others, racing around the track in their four-wheeler, to see who can solve for a variable as fast...
Curated OER
Operations Word Problems
Challenge your class with this problem solving worksheet. Learners answer the seven problems using division and multiplication skills.
Curated OER
Worksheet 1: Algebra and Inequalities
Challenge your students' algebra skills with this activity, which presents students with several types of problem sets, including solving inequalities, graphing, word problems, and a set of algebra problems that may or may not require...
Curated OER
Place Value Challege: Make the smallest number
Challenge your class with this place value activity. There are ten sets of four numbers, and they use three number from each set, to construct the smallest number possible. This is a great game to play prior to introducing decimals and...
Curated OER
Multiplying Decimals
A challenging presentation helps learners practice strategies for multiplying when using decimals. There are lots of good tips regarding these type of calculations, and many good practice problems for pupils to engage in.
Curated OER
Fractions, Decimals, and Percentages
Here is a challenging and educationally sound presentation on how to convert between fractions, decimals, and percents. Youngsters are given many opportunities to make these conversions, and receive good coaching in the teaching slides....
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
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
Take a Chance on Probability
Connect ratios, probability, and combination outcomes with a challenging activity idea. It guides your learners through probability of an event as fractions or ratios, on a number line, and with correct vocabulary. The class will be...
Virginia Department of Education
Practical Problems Involving Decimals
After discussing decimals and "going shopping" in the classroom, young mathematicians are given four practical word problems that require them to estimate their answers, given specific information. The highlight of the activity is...
Curated OER
Integers
Integers can be challenging, but this presentation makes teaching integers a whole lot easier! Comprehensive information, a song, chant, and pop quizzes provide an in-depth look into what integers are, and how to add, subtract, and graph...