Curated OER
Addition: Number Bonds to 10
You have the answer and a variable, but something is missing! The class fills in the missing addend in 23 practice problems that all add up to 10. This is a great way to build number sense, pattern recognition, and automaticity.
Curated OER
Add and Subtract within 20
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
Curated OER
Add Three Numbers: English Learners
In this ELL, addition worksheet, students solve 1 fill in the blank problem where they must find the sum of three addends which are 1 and 2 digit numbers. A step-by-step example of the addition process is modeled.
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
Decomposing Numbers Step-By-Step
Here are two addition-related exercises. However, bear in mind, the explanations are featured below each of them. Use this as an all-class warm up, revealing the explanations if and when you see fit. First, examine the four sets of...
Curated OER
Adding Up
Sail through the land of three addends with this nautical-themed addition learning exercise. Scholars begin by using mental math to add seven sets of three numbers located on sailboats. Next, they apply this concept to eight horizontally...
Curated OER
Real-Life Problems
How much does it cost to mail this letter? Scholars approach the real-life scenario of adding postage as they practice introductory addition. Each letter has a total amount it needs, and learners draw in the appropriately-priced stamps...
Curated OER
Addition Patterns
Use a learning activity with your youngsters in order to establish an understanding of patterns in a small addition table. Help learners recognize that adding two odd numbers will produce an even number, and adding two even numbers will...
Illustrative Mathematics
Find the Missing Number
First graders are asked to find the missing numbers in subtraction and addition equations. Each missing number is represented with a box and appears as an addend, subtrahend, sum, or difference.
Curated OER
Add Three Numbers
In this addition worksheet, students solve 4 word problems where they must find the sum of 3 addends. The addends are 1 and 2 digit numbers.
Curated OER
Addition Word Problems
In this addition problem solving worksheet, 3rd graders solve five word problems using three addends. Students show all of their work in the available space on the worksheet.
Curated OER
Addition
Those are some big addends! Challenge learners to find the sum of 16 equations, each of which has at least three addends. They are adding, two, three, and four-digit numbers here, and regrouping is a given. Two example problems offer...
Curated OER
Math Addition Practice
When your math whizzes complain that adding two numbers is too easy, you know what to do! This addition worksheet features fifteen equations, each of which has three 2-digit addends. They are required to regroup as they complete these....
Curated OER
Addition of Numbers (Under 100)- Independent Practice Worksheet
There are 10 addition problems here to give your mathematicians some solid practice. Each of these involve two double-digit addends, and only one sum reaches 100. Although this is nothing too engaging for the kids, math skills do require...
Curated OER
Spring Math Word Problems
Learners solve two word problems, one addition and one subtraction. They read each problem, determine what is being asked, then draw pictures to help them solve. This would work well as a warm up, concept review, or challenge for early...
Curated OER
Addition Worksheet
In this addition learning exercise, students will determine the sum of 16 double digit addition problems with three addends each. Students must utilize regrouping to determine these sums.
Curated OER
Decimal Addition
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
Curated OER
Addition Squares
In this addition worksheet, learners practice their adding skills. Students complete addition squares where they have four sums and are to find the two addends for each sum. There are five squares in all.
CK-12 Foundation
Sums of Integers with Different Signs: Adding Between 10 and -10
Six questions make up an interactive designed to boost scholars' knowledge of integers. Mathematicians move symbols over a horizontal number line to aid in findings answers between 10 and negative 10. Question types include...
Curated OER
Subtraction and Unknown Addends
The missing addend strategy is helpful to young mathematicians approaching subtraction. This worksheet walks learners through the required steps, solving the problems with them. They examine situations with one addend and a sum provided,...
Curated OER
Math – Addition :3 Addends of 1-Digit with Doubles
In this addition practice worksheet, students solve 12 problems that require them to add 1-digit numbers with 3 addends. Two addends in each of the problems are doubles.
Curated OER
Math Worksheets Addition Worksheet: 2-Digit Addends 3
In this addition worksheet, students illustrate their understanding of adding 2-digit numbers by solving 20 problems and providing the correct computation.
Curated OER
Equations 2
In this finding the missing number worksheet, students use the total number and one addend to find the missing number. Students solve 10 problems.
Math Salamanders Ltd.
Column Addition - 4 Digits and Multi-Addends
In this addition worksheet, students complete a set of 12 problems by adding three- and four-digit numbers. A reference website is provided for additional activities.