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Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
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Worksheet
Math Worksheets Land

Add up to Four Two-Digit Numbers - Independent Practice Worksheet

For Students 1st - 2nd Standards
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...
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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence worksheet. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition...
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Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 3rd
There are some missing parts in these addition and subtraction problems. Scholars start by completing two number sentences, each involving all three-digit numbers. Then, they examine another number to determine the value of the tens...
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Lesson Plan
Curated OER

Add/Subtract Radicals College Prep Algebra

For Teachers 11th - 12th
In this radical worksheet, learners add and subtract radicals containing positive and negative integers, variables, and exponents. They find the sum or difference for up to three terms in each equation. This worksheet contains 28 problems.
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Worksheet
Curated OER

Add Tens and Ones

For Students 1st - 2nd
Six story problems challenge young mathematicians to add single- and double-digit numbers. Manipulatives would come in very handy for primary graders tackling this learning exercise. Some of the sums have addends as large as 25 and 33....
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Worksheet
Curated OER

Fun Math: Add 2 Five-Digit Numbers

For Students 3rd - 4th
Learners complete a total of 12 problems; all problems add 2 five-digit numbers. Must open page from source to view graphics.
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Worksheet
Curated OER

Using Quarters to Add

For Students 3rd
In this using quarters to add worksheet, 3rd graders use pictures of quarters in nine equations, then write the answer in dollars and cents.
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Worksheet
Curated OER

Add Different Digits - Vertical

For Students 3rd - 4th
In this finding the sums activity, students add mixed numbers from two-digits to five digits with regrouping. Students solve 12 problems. 
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Worksheet
Curated OER

Add and Subtract to 100

For Students 1st - 3rd
These addition and subtraction problems probably aren't written the way your scholars are used to seeing them, especially since they have double-digit addends and subtrahends. This set of eight horizontal equations gives learners a...
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Worksheet
Curated OER

Add Groups of Ten

For Students 2nd - 3rd
In this addition instructional activity, 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.
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Worksheet
Curated OER

It All Adds Up | Free Music Rhythm Worksheet I

For Students 3rd - 5th
For this music instructional activity, learners add up three columns with the totals for the whole, half, and quarter notes. They also add up the values of each pair of notes and then calculate the column totals. No hints or examples are...
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Worksheet
Curated OER

Add Nine to Two-Digit Number Year 3

For Students 3rd
In this finding the sums worksheet, 3rd graders add the numeral nine to two digit numbers using word problems, input forms, and number problems. Students solve 18 problems.
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Worksheet
MakingMusicFun.net

It All Adds Up | Free Music Rhythm Worksheet IV

For Students 3rd - 5th
In this rhythmic values worksheet, students explore musical notes and their values. Students add the note values together to get a total number of beats for the two notes in each of the 30 sets.
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Lesson Plan
Primary Junction

Adding Tens

For Teachers 1st - 4th Standards
Build on your learners' confidence in quick addition as they discover strategies to add tens to two-digit numbers. After reviewing counting by 10's, they discuss tactics to add multiples of 10 to other numbers. They visualize how to...
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Interactive
Curated OER

Adding and Subtracting Fractions (With Unlike Denominators)

For Students 5th - 6th
In this math worksheet, students subtract and add fractions with unlike denominators. Students solve the problem in steps. They are given examples of how to solve the problems.
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Lesson Plan
Curated OER

Fractions Forever!

For Teachers 5th - 8th
Middle schoolers identify proper, improper fractions, and mixed numbers.  They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
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Worksheet
Raytheon

Adding and Subtracting Decimals

For Students 5th - 7th
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
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Worksheet
Curated OER

Addition Grid

For Students 1st Standards
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...
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Worksheet
Curated OER

Odd or Even?

For Students 1st - 3rd
There are multiple objectives at play here as scholars solve addition and subtraction problems and determine whether the sums and differences are odd or even. As they solve these, encourage pupils to observe patterns. What happens when...
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Lesson Plan
Curated OER

Using Matrices to Enter Data and Perform Operations

For Teachers 9th - 12th Standards
Here's a TI step by step guided instructional activity on matrices. The class enters data into the TI calculator about movie ticket sales and uses matrices as a problem solving tool. They add and multiply matrices to determine profit.
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Worksheet
Curated OER

Column Addition practice 4.6

For Students 3rd - 4th
In this adding columns learning exercise, students add two-digit and three-digit numbers, use symbols to compare pairs of addition problems, and solve word problems. Students solve nineteen problems.
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Worksheet
Houghton Mifflin Harcourt

Sums to 100

For Students 1st - 2nd Standards
Whether it's counting marbles, flowers, or playing cards, small objects can add up to great sums. Learners work six story problems to practice addition to 100. Some regrouping is required, along with distinguishing useful from irrelevant...
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Worksheet
Curated OER

Addition: Number Bonds to 10

For Students 1st Standards
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.

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