Curated OER
What's the Difference?
In this finding the difference in sums instructional activity, 1st graders look over two boxes of numbers and circle the pairs of numbers in each box that have a difference of 9 in the first one and 6 in the second one.
Curated OER
Section 12-5: Addition and Subtraction of Radicals
In this radical instructional activity, students find the sum and difference of given radicals. They simplify radical expressions. This two-page instructional activity contains 10 multiple-choice problems. Answers are...
Curated OER
Measuring Angles in a Triangle
High schoolers investigate the sum of the measures of the angles of a triangle. They draw a triangle and measure the interior angles. Using Cabri Jr., learners find the sum of the measures of the interior angles. The activity provides an...
Math eBook
Matrix Addition
In this matrix worksheet, students find the sum of given matrices. This four-page worksheet contains 20 multi-step problems.
Curated OER
Study Buddies: Averages
In this math worksheet, students will work with a coach to find the average of three bowling scores. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Algebraic Manipulation
In this algebraic manipulation worksheet, students examine a given number grid, find the pattern and determine an equation to fit the situation. They calculate the area of given rectangles. Students solve real life problems using given...
Curated OER
Use Doubles Facts
In this doubles facts worksheet, students solve 8 horizontal addition problems and 8 vertical addition problems where they use doubles and doubles plus one facts. Students solve 1 test prep question where they must choose a doubles fact...
Curated OER
Two Digit Addition and Subtraction (T)
In this two digit addition and subtraction worksheet, students add and subtract two digit numbers. Students complete 49 two digit addition and subtraction problems to find the sum.
Curated OER
Triangle Fundamentals
In this geometry worksheet, students observe a triangle marked with three angles and are given two measures to find the missing third measure. A second diagram is given with six angles. There are 20 questions.
Math eBook
Complex Numbers Addition Worksheet
In this complex numbers activity, learners find the sum of complex numbers. This four-page activity contains approximately 20 multi-step problems.
Curated OER
Atomic Weight
In this chemistry activity, students read about atoms, their charges, and their parts; protons and neutrons. They examine how to determine atomic weight by looking at an example. They work online as they practice finding the atomic...
Curated OER
Addition: Grouping Property
In this using the grouping property to add worksheet, students find the sum of one side and fill in the blank to make the other side of the equation equal. Students solve six problems.
Curated OER
Unequal Groups vs. Equal Groups
Third graders read and discuss math story problems and analyze if the story is using equal groups or unequal groups. They listen to the book "12 Ways To Get to 11," and simulate the story using beads on a pipe cleaner. Students then...
Curated OER
Writing Equations: Addition and Subtraction 0 to 20
In these subtraction and addition worksheets, students write the equations for the addition and subtraction sentences. Students solve 28 problems.
Curated OER
Number Line Addition Problems
In this addition worksheet, students use a number line to help them find the sums to 12 single digit addition problems. They use a number line that contains the numbers 0 - 10.
Curated OER
Four Fundamentals of Addition First Graders Should Know By June
Send your first graders on to second grade confident in their basic addition skills!
Math Stars
Math Stars: A Problem-Solving Newsletter Grade 6
Think, question, brainstorm, and make your way through a newsletter full of puzzles and word problems. The resource includes 10 different newsletters, all with interesting problems, to give class members an out-of-the box...
Utah Education Network (UEN)
Representing, Identifying, and Comparing Integers
This resource will knock your "sox" off! It comes with so many worksheets, projects, and other attachments that help you prepare your mathematicians to see positive and negative integers in the real world, including the White Sox stadium...
Curated OER
Trigonometry - Week 9
In this trigonometry worksheet, students use the sum-to-product formula, and the law of sines and cosines to solve trigonometry problems. This two-page worksheet contains eight problems.
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 4)
The 28-page resource contains cards with terms relating to multiplication from inverse operations to front-end estimation to array. Each sheet contains two cards; one with the word and one with the definition.
Alabama Learning Exchange
Estimation Station: Why Estimating is Better than Guessing
Youngsters discover the difference between estimating and guessing. They estimate how many items are contained in a jar as they read a story. After the story, pupils discover the differences between estimating and guessing and create a...
Curated OER
Subtract Fractions with Unlike Denominators
In this subtracting fractions worksheet, youngters learn to find equivalent fractions using a common denominator. They solve 11 problems in which simple fractions with unlike denominators are subtracted.
Curated OER
Solving Multi-Step Equations
In this multi-step equations activity, students solve and complete 24 various problems that include solving by using multiple steps. First, they solve each equation, trying to get the variable alone on one side of the equals sign. Then,...
Curated OER
Number Search Y5 7 x table
In this number search instructional activity, students find the 7 times table sums in the number search and circle them. They complete the sums at the bottom of the page after they have located them in the number search. The answers are...