Curated OER
Weighty Sums and Differences
In this numbers with weight worksheet, 3rd graders add and subtract different weights to 8 barbells in order to make the weight balanced on both ends of each barbell.
Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
California Education Partners
John's Trip Disneyland
It all adds up to one. Pupils solve several items that involve finding sums of fractions in relationship to a whole. The assessment task uses fractions with unlike denominators to determine the amount of a tank of gas and the amount of...
Curated OER
Tile Patterns II: Hexagons
After learning that the sum of interior angles for triangles is 108 degrees, take it further to show that the sum of angles in any polygon is the same! Using hexagons, pupils practice finding the measure of the six congruent angles. Make...
Curated OER
Finding Solutions by Working Backwards
In this math activity, students learn to solve word problems by working backwards. Students read the 20 word problems and solve them, choosing the best answer from 4 choices. There are helpful hints on the page to clue students to work...
Math Worksheets Land
Unknown Numbers in Sums and Differences
You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...
Curated OER
4.3 Introduction to Probability
In this probability activity, students find the experimental probability of given events. This one-page activity contains eleven problems.
Illustrative Mathematics
$20 Dot Map
Challenge the addition skills of young learners with this open-ended math problem. The task is simple, get from start to finish by connecting a series of three numbers. The trick is that the sum of the numbers must be less than or equal...
Curated OER
Mean in Statistics: Practice Finding Averages
Using an online, interactive practice exercise, learners calculate the mean of six sets of numbers. A handy tool to provide practice or assess mastery. Immediate feedback notes correct responses and leaves incorrect ones in place so...
Curated OER
Investigation- More than 4- Less than 5
Seventh graders practice combining decimals and fractions to find sums which are either greater than 4 or less than 5. Students first approximate the value of each fraction and decimal, then they look for combinations to fit the guidelines.
Curated OER
Hidden Sums
In this finding the sums 7 and 8 worksheet, 1st graders look over two boxes of numbers, find the sums of 7 and 8 in each one and circle pairs of numbers that make each sum.
Curated OER
Integer Addition; Range (-99) to (+99) (C)
In this addition worksheet, 5th graders find the sums to 54 horizontal, integer addition problems in which the addends have a range of (-99) to (+99).
Curated OER
Addition Up to 10: Speed Race 3 and 4
In this addition worksheet, students find the sums to 20 single digit addition problems. They try to work more quickly than the previous day.
Curated OER
Integer Addition; Range (-99) to (+99) (E)
In this addition worksheet, students find the sums to 54 horizontal, integer addition problems in which the addends have a range of (-99) to (+99).
TLS Books
Halloween Math Maze: Worksheet 1
After solving the twenty-six addition problems on this ghostly instructional activity, your class must find the path to the haunted house. By following the even-numbered sums, they will find the way! Answers are provided.
Curated OER
Missing Sums and Addends
In this recognizing two-digit addition facts worksheet, students use a number line and addition facts to find the missing sums or addends in problems with and without regrouping. Students solve 20 problems.
Curated OER
Decide When to Regroup homework 10.4
In this regrouping worksheet, students use paper clips to show tens and ones, determine whether there is a need to regroup, and find the sum. Students solve five problems.
Curated OER
Use a Number Line to Add - Practice
In this math worksheet, 1st graders use a number line to practice finding the sums in 18 single digit addition problems. They complete a test prep question in which they find a sum and explain which number they should count from and tell...
Curated OER
Errors in Riemann Sums
In this Riemann Sums learning exercise, students use the Riemann Sums method to approximate the area under the curves. This two-page learning exercise contains three problems.
Curated OER
Fun Math 8
For this finding the sums worksheet, students add one-digit plus one-digit numbers on a page with fun clip art next tot each problem. Students solve 15 problems.
Common Core Sheets
Adding and Subtracting Percents and Decimals
Seventh graders are challenged to find the sums and differences of percents and decimals. But first, pupils must find the value of the percent in order to add/subtract it from the decimal.
Curated OER
Visual Sum and Difference Word Problems - Independent Practice
The ten prompts on this activity are intended for independent practice with addition and subtraction of numbers up to 3000. Space is provided for pupils to illustrate their work. The confusing wording of some the problems would be a...
Curated OER
Sums to 12
In this counting to 12 worksheet, learners practice adding the number sentences and counting to 12. Students solve six addition word problems.
Curated OER
Addition Practice: Sum to 10
In this early childhood addition practice worksheet, learners find the sum in 42 addition problems which require them to add 1 digit numbers to 1 digit numbers.