Curated OER
Basic Addition Facts
In this math worksheet, students solve 48 problems in which single digit numbers are added. Problems are in a vertical format.
Houghton Mifflin Harcourt
Addition and Subtraction Facts to 20
First graders act out number stories from number cards. In order to learn about addition and subtraction up to 20 lesson plan, learners become the manipulatives and line up to show the number stories.
Curated OER
Fact Families - Part 2
Complete these fact families; mathematicians use addition number sentences to write three more equations, all of which are members of the same fact family. There is an example here to guide them, and they solve for nine more number...
Curated OER
Rule It Out
Here's a way to create math fact flash cards! Learners create their own cards and sort them into matching categories. Students start with addition and work their way up to harder math such as multiplication, and are asked to notice...
Illustrative Mathematics
Building toward fluency
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...
Illustrative Mathematics
What’s Missing?
Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
Curated OER
Addition and Subtraction Problems: numbers to 20
You'll never be out of subtraction worksheets again. Here are 11 different sheets that require learners to add or subtract to find sums or differences up to or less than 20. Perhaps these can be used at home, at a work station, or to...
Prince Edward Island
Fact Learning, Mental Computation, Estimation
Need help with mental math in your classroom? This guide is full of tips, tricks, and examples to help the teacher encourage learners to use their brain instead of a calculator. Practice problems are included with reasons how to use...
Curated OER
Addition and Subtraction
In this addition and subtraction practice worksheet, students solve 12 sets of problems that require them to practice their addition and subtraction facts.
Curated OER
Addition and Subtraction 2
In this addition and subtraction practice worksheet, students solve 12 sets of problems that require them to practice their addition and subtraction facts.
Curated OER
Missing Numbers Addition
In this addition and subtraction practice worksheet, learners solve 24 problems that require them to write the missing numbers in the addition sentences.
Curated OER
Missing Numbers Addition (E)
In this addition and subtraction practice worksheet, students solve 24 problems that require them to write the missing numbers in the addition sentences.
Curated OER
Addition and Subtraction 5
In this addition and subtraction practice worksheet, students solve 26 problems that require them to add and subtract with 2 digit numbers.
Curated OER
Addition Sums Super Facts 2
In this addition worksheet, 2nd graders will focus on single digit addition. Students will complete 36 problems using addends 1 through 10.
Curated OER
Addition Practice: 4 and 3 Digit
For this addition practice worksheet, learners practice their math skills as they solve 36 problems that require them to add 4 digit numbers to 3 digit numbers.
Curated OER
Addition Practice: 4 and 3 Digit, #2
In this addition practice worksheet, students practice their math skills as they solve 36 problems that require them to add 4 digit numbers to 3 digit numbers.
Curated OER
Addition Practice: 4 Digit
In this addition practice learning exercise, students practice their math skills as they solve 36 problems that require them to add 4 digit numbers to 4 digit numbers.
Curated OER
Single Digit Addition
In this addition worksheet, 1st graders complete single digit addition. Students solve for 6 horizontal problems, tracing the numbers, and coloring the correct number of shapes to demonstrate the addition problem that is given.
Curated OER
Addition Sums Less than 30: Addends 10 to 15
In this addition worksheet, students solve 20 problems in which they add 2 numbers together. The addends are between 10 and 15 and the sums are all less than 30.
Curated OER
Addition Sums Less than 30: Addends 5 to 15
In this addition worksheet, students solve 20 problems in which they add numbers that are less than 30. These addition problems include addends between 5 and 15.
Curated OER
Write Addition Number Sentences
In this addition practice worksheet, students sharpen their math skills as they solve 6 math problems by writing addition number sentences.
Curated OER
Addition Exercises
In this early childhood math worksheet, students practice their addition skills as they solve 9 addition problems by using the counters pictured on the sheet.
Curated OER
Addition Exercises 2
In this early childhood math worksheet, students practice their addition skills as they solve 3 addition problems by using the counters pictured on the sheet. Students then match their answers to the 3 numerals in the right-hand column.
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