EngageNY
The Geometric Effect of Some Complex Arithmetic 2
The 10th lesson in a series of 32, continues with the geometry of arithmetic of complex numbers focusing on multiplication. Class members find the effects of multiplying a complex number by a real number, an imaginary number, and another...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and...
Illustrative Mathematics
Money in the Piggy Bank
It's time to crack open that piggy bank and see what's inside. First, count up the pennies, nickels, dimes, and quarters, identifying what fraction of them are dimes. Then calculate the total value of the coins, writing another fraction...
Mathed Up!
Using a Calculator
Here's a video that presents several numerical expressions to be evaluated using a calculator.Viewers come to realize that sometimes it is not just a matter of punching in the numbers, but they also need to be concerned about how...
K5 Learning
Mixed Practice Word Problems #6
Nine questions make up a mixed practice instructional activity. The word problems require scholars to show what they know about money, addition, subtraction, multiplication, and division using numbers up to 5,300.
Curated OER
Write the Numbers In Order
In this sequencing numbers activity, students write the groups of two-digit numbers from smallest to largest. Students write 20 answers.
K5 Learning
Mixed Practice Word Problems #5
Six word problems make up this mixed practice worksheet. Pupils work with money, adding, subtracting, multiplying, and dividing using numbers up to 250.
K5 Learning
Mixed Practice Word Problems #8
Six questions make up a mixed practice worksheet. Scholars use their knowledge of addition, subtraction, multiplication, money, perimeter, ounces, and pounds to solve word problems with numbers up to 66,000.
Education Development Center
Integer Combinations—Postage Stamps Problem (MS Version)
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
Concord Consortium
Last Digit Arithmetic
Mathematics involves a study of patterns. The exploratory lesson has learners consider the addition pattern in different sets of numbers. Each set has a different pattern that pupils describe mathematically. The patterns involve...
Illustrative Mathematics
Two Interpretations of Division
Division can be seen in two ways; as splitting a whole into a certain number of pieces, or splitting it into pieces of a certain size. Help your class reach this understanding with these two simple word problems. Encourage the use of...
Curated OER
Identify Numbers of Fall Objects
In this identifying numbers of fall objects worksheet, students read a number in each box and circle the correct number of fall pictures. Students circle four groups of fall objects.
Pearson
End of Year Practice Test (Grade 8 Math)
This is a great resource to keep daily material aligned to standardized assessments. It offers complete multiple choice and short-answer practice with a wealth of opportunities for customization. Offer it as a whole,...
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
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Northern Arizona University
Adding and Subtracting Fractions
Pattern blocks and shapes demonstrate how to add and subtract fractions. By aligning blocks with different shapes, learners figure out how to create a whole, and then how to add and delete parts from that whole.
Education Development Center
Choosing Samples
What makes a good sample? Your classes collaborate to answer this question through a task involving areas of rectangles. Given a set of 100 rectangles, they sample a set of five rectangles to estimate the average area of the figures. The...
Math Learning Center
Grade 1 Supplement Set A4 – Number and Operations: Equivalent Names
Engage young mathematicians in developing their basic arithmetic skills with these great hands-on activities. Using Unifix® cubes to model a variety of single digit addition and subtract problems, children build a basic...
Scholastic
Missing Bone
It's fun being odd! Have kids find their way through a paw print maze by connecting odd numbers in any direction, eventually connecting to a cute dog's bone in the middle of the puzzle.
Super Teacher Worksheets
Ten Frames
Developing a strong number sense in the primary grades is essential to the success of young mathematicians. These simple worksheets present learners with a series of ten-frames, asking them to write the number shown in each model....
Illustrative Mathematics
Where Do I Go?
Practice sequencing numbers 1–100 in a card sequencing activity. The hands-on learning makes a short activity flexible and fun. The opportunities are endless and easy to implement.
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
Illustrative Mathematics
Saving Money 1
How many days will it take Louis to save enough money for school supplies and new pair of shoes? Focus on Common Core math standards with a two-part task that involves a word problem and counting manipulatives.
Curated OER
Times Tables - Multiplication
Introduce students to multiplication through this fantastic math instructional activity. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of...