Math Solutions
Race to 20
And they're off! Working in pairs, young mathematicians roll dice to see who can fill in their double ten-frames first. When students finally fill in their arrays, they create addition number sentences that represent their rolls, helping...
Curated OER
Addition to 20: Practice
A cute pig holds a poster with 15 vertically-oriented addition problems for your little mathematicians to practice sums to 20. They add single-digit and double-digit numbers. Some problems involve regrouping but the worksheet doesn't...
Curated OER
Addition to 20: More Practice
Another page with a cute pig holding a poster with 15 vertically-oriented addition problems provides practice sums to 20. Young number crunchers add single-digit and double-digit numbers. Some problems involve regrouping but the...
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...
Curated OER
Addition and Subtraction: numbers to 20
Does your school encourage learning math facts or fast facts? If it does you can definitely use this resource. There are 20 lists, each list contains 10 problems, and each problem set focuses on adding and subtracting specific numbers,...
Curated OER
Number Bonds to 20
Showcase all the different ways one can pair numbers, resulting in an answer of 20. Cute images such as, a cup and water, tennis racket and ball, and a soccer ball and net help kids make the addition connection. This is a great...
Curated OER
Addition Up to 20, Sheet 3
Adding numbers up to sums of 20 is the focus of this worksheet. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website is given for additional activities.
Curated OER
Addition Grid
Which of these numbers add up to 20? Scholars find various addend pairs in a grid, circling those that add up to 20. There are many pairs they can find here, and the answer sheet offers some excellent kinesthetic practice ideas for...
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
DK Publishing
Addition Fact Families
Fact families are an excellent way to connect math operations for beginners to addition and subtraction. Use the examples here to review this concept before scholars try these on their own. For each, they examine two related number...
Curated OER
Addition Drills, part 5
Show scholars that if they can add up two addends, they can also add up three. Review the examples together before letting scholars try these 25 addition problems, each with three double or single-digit addends. Two of these add up to...
Maths Blog
Make 20
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
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...
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, learners become the manipulatives and line up to show the number stories.
Curated OER
Column Addition
Third and fourth graders read the addition word problems and use the sets of numbers within the problem along with column addition to solve the problems.
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of 41 missing addend problems. Answers are available.
Curated OER
Multiplication as Repeated Addition
For beginners, present multiplication as repeated addition to give them a familiar context. They examine grouped sets of objects and add up the groups to get a total. Then, learners translate the addition sets to a basic multiplication...
Primary Resources
Number Bonds to 20
Kids can add their way to 20 with this cute bug-themed presentation. Each slide contains an addition sentence that adds up to 20 and various insect images for little learners to count. It's a highly visual resource that can be used when...
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
Addition - up to 20 sheet 5
In this addition learning exercise, students complete missing addend problems where they plug in numbers 1 - 20. Students complete 40 problems.
Curated OER
Know By Heart Addition Facts to 20
Some people call them fast facts and some call it recall with automaticity, test your class with this timed basic addition facts worksheet. It includes 7 sections of 8 addition problems each focused on a different set of problems.
Curated OER
Christmas Themed Math Word Problems-Up To 20
Your class will need to use addition and subtraction to solve these word problems. There are 2 Christmas themed problems to solve and a work space for each.
Curated OER
Who Wants to Win Millions? - Addition
Some excellent practice in very basic addition awaits your young mathematicians in this engaging Jeopardy-style game. Pupils can earn hundreds of dollars by answering questions correctly. The categories include: Addition with pictures up...
Curated OER
Addition Properties
Addition becomes much simpler once scholars understand its properties. They examine the commutative property through five equation pairs. For each, the addends have been switched and scholars must fill one in. The next six problems give...