Curated OER
Addition Word Problems Up to 20
Because this addition word problem has the answer written on the same page, consider using it as a warm-up and projecting it. Simply cover up the answer until you're ready. The problem has beginners adding up two single-digit numbers for...
Curated OER
Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
Curated OER
Addition of Numbers (Under 100)
Here's some basic practice adding single and double-digit numbers in three different formats. First, learners complete two horizontal addition equations. Then, they find the sum for two vertical addition problems. Finally, scholars...
Curated OER
Butterflies and Addition Sentences Worksheet
These butterflies need some color! Learners solve each of the nine single-digit addition problems to discover what color each butterfly will be according to the color key. The sums are between 1 and 10, and not all numbers will be used....
Curated OER
Colors That Make 10 Worksheet
Only the clouds that make 10 should be colored in this visual worksheet for young mathematicians. They examine 12 clouds with addition problems (all single-digit addends), coloring only the ones with a sum of 10. There are five here that...
Math Worksheets Land
Add up to Four Two-Digit Numbers - Step-by-Step Lessons
Okay, so your scholars are excelling at two-addend addition problems, but what about three or four? Here are some practice problems to stretch their math skills. They find the sums of six equations: two with two addends, two with three...
Curated OER
Sum of Even and Odd
Your algebra learners will make use of structure and manipulate expressions involving function notation using the definition of odd and even functions. They then advance even further to analyze the structure in a system of two equations.
Illustrative Mathematics
Making 22 Seventeenths in Different Ways
There is more than one way to determine a sum. Scholars demonstrate their understanding of the decomposition of fractions similar to the decomposition of whole numbers. The short task requires pupils to determine which sums of fractions...
EngageNY
Understanding Addition of Integers
Count up or down to find sums. The third lesson in a 25-part series uses number lines to build an understanding of the sums of integers. Pupils make the connection between the distance and direction of a sum from the first addend, then...
EngageNY
An Application of Linear Equations
Just how far will the Facebook post go? Lead a discussion on how to manipulate the sum of a geometric series to figure out a formula to find the sum at any step. The plan contains an alternative to the discussion with more...
Arcademics
Hungry Puppies
It all comes down to the treats. Individuals compete to find decimals' addends to arrive at a given sum. Pupils click on two dog treats with values that add to the target number. Each round contains the same sum and lasts a minute, and...
K12 Reader
Sum Difference
If you need a way to address math and reading in one lesson, look no further than a passage about inverse operations, complete with reading comprehension questions. Kids focus on context clues to determine the meanings of unfamiliar words.
Curated OER
The Sum of Our Integer Intelligences
Young mathematicians explore integers. They review adding integers through engaging in mathematical labs. Each lab station is designed to reflect one of the multiple intelligences. Resources for all activities are provided.
EngageNY
Solving Problems by Finding Equivalent Ratios
Combine total quantities and equivalent ratios in problem solving. The fifth lesson in a series of 29 presents problems that can be solved using equivalent ratios. Pupils use part-to-part ratios and either sums or differences of the...
Arcademics
Spider Match
Create a web of integers. Individuals play an online game as spiders. Pupils find two integers with a sum to a target number displayed in the center of a web. The player with the most combinations at the end of the time wins.
Mathed Up!
Angles in Polygons
Show your class that finding angle measures is a regular calculation with a resource that provides 12 problems dealing with the measures of angles in regular polygons. Pupils use formulas for the sum of measures of angles in a polygon to...
CK-12 Foundation
Volume by Disks: The Vase Case
Finding the volume is an integral characteristic of a vase. Using the idea that summing the areas of cross-sectional disks will calculate the volume of a rotational solid, pupils find the volume of a vase. Scholars determine the interval...
Curated OER
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
Curated OER
Math 155 Worksheet 11
In this college level calculus worksheet, students use Riemann Sums to evaluate the given integrals and compare the answer to the limit. The two page worksheet contains four problems. Answers are not provided.
Curated OER
Show What You Know: Estimate: Enrichment
In this estimating sums instructional activity, students write a greater than or less than sign to solve the addition sentences. Students first use estimation to help them compare the numbers.
Curated OER
Worksheet 8 - Spring 1996
For this math worksheet, students sketch the graphs of the functions 1/x 2 and 1/(x2 − 1) over the interval [2, ∞). They rewrite the series using the Riemann sum.
Curated OER
What Do You Think?
In this estimating sums and differences worksheet, students solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
Curated OER
Sums of Angles in Polygons
For this angles in polygons worksheet, students calculate the sum of internal angles in 2 polygons, and solve for x in an additional 2. A reference web site is given for additional activities.
Curated OER
What's the Sum?
In this math worksheet, students read a poem called "What's the Sum?" Students complete the poem by adding one-digit numbers in each stanza.
Other popular searches
- Estimating Sums
- Estimating Number Sums
- Partial Sums
- Sums of 10
- Addition Partial Sums
- Sums of 8
- Sums to 5
- Estimating Sums Differences
- Calculating Sums
- Estimating Sums of Fractions
- Color by Sums
- Multiplication Sums