Curated OER
Worksheet 31 - Infinite Sum
In this infinite sum worksheet, students identify an infinite geometric series, and use the Riemann sum. This one-page worksheet contains 6 multi-step problems.
Curated OER
Dividing by Ten Riddle
In this dividing by ten riddle worksheet, 3rd graders solve ten word problems, all dividing by ten, then use the answers to solve a riddle.
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...
Curated OER
Subtraction Word Problems #1
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.
Curated OER
Adding Ten
For this addition worksheet, 1st graders practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a clip art bunny and duck.
Curated OER
Adding Ten
In this addition worksheet, students practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a photographs of a duck and a bird.
Curated OER
Find the Sums (Under 100)
All of these sums are under 100: learners practice with three types of addition problems, each with two equations. First, they add a double-digit and single-digit number. Then, scholars add two double-digit numbers, one being a multiple...
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
Estimate Sums: Reteach
In this estimating sums worksheet, students review two steps to help them estimate to find sums. Kids then round each addend to the nearest ten and use the number line for help. Students estimate the sums and write the numbers on the lines.
Curated OER
Make 10 to Add: Practice
For this adding to 10 worksheet, students learn how to solve addition problems with sums greater than 10 by first making ten and adding in the remaining numbers. In the second set, students find the missing number to add to ten to solve...
Curated OER
Adding Two Numbers
Keep addition drills interesting by varying the exercises. There are four separate sections here for youngsters to solidify their understanding of adding three-digit addends. First, they calculate eight vertically aligned equations,...
Illustrative Mathematics
A Bobbie Bear's Buttons
Young mathematicians help Bobbie Bear pick colored buttons out of a box as they learn how to decompose numbers less than 10 into pairs of smaller numbers. To support students with the process, consider creating a worksheet or graphic...
Curated OER
Valentine's Day Chocolates Mystery- Sums to 198 (D)
You can find love anywhere, even in a math worksheet! Second graders solve 27 problems in which they add 2 digit numbers to 2 digit numbers with and without carrying. When they are finished, they use their answers to solve a riddle.
Curated OER
Add Totals from Ten to Eighteen
In this finding the sums worksheet, students add two colored shapes, write the numerical equation, and solve. Students solve 6 problems.
Illustrative Mathematics
Make 9
Learning how numbers are put together as parts and wholes is a big step in building the foundational number sense of young mathematicians. Here, children are given a number less than 10 and are asked to find as many pairs of numbers as...
Curated OER
The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Curated OER
Add One-Digit Numbers
For this one-digit vertical addition worksheet, learners add pairs of numbers to find the sums to seventeen. Students solve 12 problems.
Curated OER
Double Digit Addition to 100: Crossword Puzzle
In this double digit addition to 100 worksheet, students will find sums and record the number words in a crossword puzzle format.
Curated OER
Visual Sum and Difference Word Problems - Independent Practice
The ten prompts on this worksheet 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
Year 5, Term 2, Unit 9 - Day 1
A well-designed presentation can help your class with a variety of mathematical concepts. Pupils practice many different computational skills, such as addition, subtraction, finding multiples of 10, working with decimals, and solving...
Curated OER
Add Groups of Ten
In this addition worksheet, students add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
Curated OER
Using 10 to Add 7, 8, and 9
In this adding worksheet, learners learn to make a ten when adding the numbers 7, 8,or 9. After looking at the examples, students solve 10 problems with addition facts.
Curated OER
Addition: Three Addends
Learners add three single-digit addends to find their sums. There are 10 practice problems whose answers range from 0-10.