Worksheet
Curated OER

Fill the Easter Baskets: Sums of 4, 5, 6, 7

For Students K - 2nd
In this Easter math worksheet, students analyze 4 empty baskets with a number written on it: 4, 5, 6 or 7. Kids cut out the 24 eggs that have an addition problem. Students paste all the eggs that add up to be the number in the basket.
Worksheet
Curated OER

Addition Practice #5

For Students 1st - 2nd
Find the sum, no problem! Your class will add single digit to double digit numbers to determine the sum for 30 practice problems. 
Worksheet
Curated OER

To Be a Triangle Or Not To Be a Triangle?

For Students 10th
In this triangles worksheet, 10th graders solve and complete 10 different problems that include applying the Triangle Inequality Theorem. First, they use the illustrated triangles and the data table to test the theorem. Then, students...
Lesson Plan
Curated OER

Twenty Questions: The Hundred Chart

For Teachers 2nd - 6th Standards
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
Worksheet
Curated OER

Adding 2-Digit Numbers

For Students 2nd - 3rd Standards
If you're looking for guided addition problems, here is a practice list of 30. All of these have two double-digit addends, and many require regrouping. There are three example problems for learners to reference, each of which also...
Worksheet
Curated OER

Adding Dice

For Students 1st - 2nd
Roll the dice! These addition number sentences are for beginning mathematicians, and each addend is displayed on a die. Learners add up two or three single-digit addends to find eight sums in the first half of this worksheet. Next, they...
Worksheet
DK Publishing

And 3 More Makes...

For Students K - 1st Standards
Addition is easier to grasp when scholars draw the addends as sets of objects. Add three more teacups to each of these four sets, calculating and recording the totals. There are four equations written out without images, each...
Worksheet
Curated OER

And 5 More Makes...

For Students K - 1st Standards
By drawing five more objects to existing sets, scholars begin to understand the concept of addition. They count pails and draw five more, totaling them and recording the sums. There are three of these followed by four more similar...
Worksheet
DK Publishing

Addition: Count and Color, part 2

For Students K - 1st Standards
Introduce young counters to addition through coloring as they examine number sentences represented by sets of objects. Learners count the two addends and color in the sum by counting out the total in a final set. There is an example, and...
Worksheet
DK Publishing

Fishing for 10

For Students K - 1st Standards
Young counters will enjoy this beginning addition activity; they get to color as they go! For each set of 10 fish they color some green and leave some white. Then, they fill in the blanks to create an addition sentence with the sum of...
Interactive
CK-12 Foundation

Addition and Subtraction of Polynomials: Sliders

For Students 8th - 10th Standards
Slide the coefficients to determine sums of polynomials. The interactive contains sliders to change the coefficients of an addend in a polynomial addition problem. Pupils determine the coefficients of the addend to arrive at particular...
Interactive
CK-12 Foundation

Proofs: Angle Pairs and Segments—The Three Angle Problem

For Students 9th - 11th
Finding the sum of the measures of three angles is easy, unless you have no clue what the measures are. Learners use an interactive diagram to see a geometric problem in a different way. A set of challenge questions takes them through...
Lesson Plan
EngageNY

The Binomial Theorem

For Teachers 11th - 12th Standards
Investigate patterns in the binomial theorem. Pupils begin by reviewing the coefficients from Pascal's triangle. They look at the individual terms, the sums of the coefficients on a row, and the alternating sum of each row. Individuals...
Instructional Video22:11
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2
Flipped Math

Series

For Students 9th - 12th Standards
Add it all together. Pupils learn how Gauss was able to add the numbers from 1 to 100 so quickly and arrive at a formula to find the sum of a given number of terms of an arithmetic series. Scholars learn the formula to find the sum for a...
Worksheet
Nemours KidsHealth

School Lunch: With Great Lunch Comes Great Responsibility

For Students 9th - 12th
In this nutrition worksheet, high schoolers create a comic strip about meals, nutrition, food groups, and the messages celebrities send about weight and nutrition. Students sum up their message with one sentence after drawing their comic...
Interactive
CK-12 Foundation

Addition of Integers: Number Blocks

For Students 3rd - 8th Standards
A five-question interactive provides a horizontal number line where integers are stacked on top of one another to find solutions of addition problems. Mathematicians move numbers to the numbers line, as numbers build higher, the sum of...
Interactive
CK-12 Foundation

Decimal Addition: Adding Little Pieces

For Students 4th - 6th Standards
A five-question interactive test scholars' knowledge of adding and subtracting decimals. A tool aids in problem-solving with movable parts that reveal addends and sums. Question types include one discussion, fill and in the blank, and...
Performance
Radford University

How Much is in There? A Polygon Investigation

For Teachers 6th - 8th Standards
Try to find the triangles in various polygons. An investigation has learners develop a formula for the sum of the measures of the interior angles of a polygon. They use manipulatives to partition each polygon into triangles, then...
Lesson Plan
EngageNY

Curves from Geometry

For Teachers 11th - 12th Standards
Take a another look at ellipses. The seventh segment in a series of 23 in a Precalculus module continues to investigate the graph and equation of an ellipse from the previous lesson. Scholars investigate the fact that the sum of...
Lesson Plan
EngageNY

Our Group Readers Theater: Managing the Sequence of Events in Our Group Script

For Teachers 5th Standards
The whole is greater than the sum of its parts. Working in small groups, class members combine their independent readers theater scripts into part of a larger group script. They complete a storyboard to determine the best sequence for...
Activity
Under the Dome

Triangle Mystery ...

For Students 6th Standards
Build a pyramid based on sums. Individuals watch a video of a computer program that creates a pyramid of numbers based upon a starting number. The scholars develop a hypothesis on how the number trick works and share their thoughts on...
Interactive
Arcademics

Kitten Match

For Students 1st - 3rd Standards
An engaging learning game tests scholars' knowledge of how to make a number using addition. Several players race to pick two numbers that add up to a given sum. 
Lesson Plan
Curated OER

Keywords: A Memorization Strategy

For Teachers 4th - 6th
Here is a fabulous, five-page lesson plan on how keywords can help a reader with his/her reading comprehension. After a teacher-led discussion, pupils pair off with each other and work together to identify the main idea in a passage of...
Lesson Plan
Curated OER

Human Coordinate Plane: An Array of Desks

For Teachers 4th - 8th
Use a kinesthetic activity to elucidate ordered pairs and coordinate planes. Arrange desks in a square array and distribute to learners cards with ordered pairs based on the locations of their seats. By having various groups of...

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