Curated OER
Add up to 20
In this adding up to 20 instructional activity, students try to match each line of the rectangle to add up to 20 using any whole numbers they choose. Students have 6 blanks to fill in and 2 questions at the end.
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 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 Up to 20, Sheet 3
Adding numbers up to sums of 20 is the focus of this learning exercise. 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
Basic Subtraction Fact Worksheets to 20
Print this worksheet and have your helper pass it out. The class can use it to practice subtracting single and double-digit numbers up to 20. Some borrowing is required.
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.
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
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
Let's Count to 20
Budding mathematicians create groups of 10 to 20 objects using numerals to record the size of a group. They construct sets of numbers up to 10, write the numerals up to 10, and count up to 10 rationally. Students also use ten frames and...
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
Add or Subtract (up to 50)
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
Curated OER
Numbers and Number Parts to 20
The class uses pictures of Nick's sticker sets to count and add the number groups of stickers in each set. The image of Nick's sticker sets would also be a good way to represent part/whole for setting up rational for fractions.
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...
Math Worksheets Land
Add up to Four Two-Digit Numbers - Independent Practice Worksheet
How many addends can you add up? Challenge your scholars to expand their skills by finding the sum of up to four addends in these 10 practice problems. All the numbers here are double-digit and learners will practice regrouping. This...
Curated OER
Add Up to Four Two-Digit Numbers
The class practices adding two, three, and four two-digit numbers. They add the number sentences on the left, then draw a line to the correct answer on the right.
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...
Curated OER
Addition up to 10
In this addition worksheet, 1st graders add numbers to ten, completing problems as fast as possible, 20 total. An answer key is included on page 2.
Math Worksheets Land
Add up to Four Two-Digit Numbers - Step-by-Step Lessons
Okay, so your scholars are excelling at two-addend addition problems, but what about three or four? Here are some practice problems to stretch their math skills. They find the sums of six equations: two with two addends, two with three...
Curated OER
Addition Word Problems Up to 20
Because this addition word problem has the answer written on the same page, consider using it as a warm-up and projecting it. Simply cover up the answer until you're ready. The problem has beginners adding up two single-digit numbers for...
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...
Curated OER
Using 10 to Subtract
Pictures of 10-frames help young mathematicians complete 4 subtraction equations with numbers up to 20. This is a resource that just might help subtraction across 10 "click" for your visual learners. They cross out objects from the...
Curated OER
It All Adds Up - Puzzle Matrix #20
In this addition puzzle matrix activity, students determine what 8 numbers are missing from the matrix. They insert the proper numbers to make the numbers add up vertically, horizontally, and diagonally.
Curated OER
Addition Word Problems to 20
Use these visuals to help budding mathematicians solve three word problems. For each, learners use addition skills to add up three variations of an object, reaching the total for that object as their answer. The great part about this...
Curated OER
It All Adds Up
In this finding the sums activity, 1st graders color in the three numbers that add up to the number in each cloud in 9 boxes. Students study the first one done for them.