Curated OER
Adding and Subtracting Fractions 1
In this fractions worksheet, students solve 10 problems, adding or subtracting simple fraction pairs. Page has links to multiple resources.
Curated OER
Reteaching Page: Adding and Subtracting Decimals
Here is a decimal worksheet in which learners review the process for decimal computation, then add or subtract a set of three problems. A reference web site is given for additional activities.
Curated OER
Add and Subtract Decimal Ten Thousandths (J)
In this addition and subtraction worksheet, students find the sums of whole numbers with decimals in the ten thousandths place value. Students solve 32 problems.
Inspired By Kindergarten
Numbers 1-10
Preschoolers and kindergartners can master numbers 1-10 with a set of math worksheets. Each page features one number that kids trace, represent with tally marks, and write what number they will have after adding or subtracting 1.
Curated OER
Ten More or Ten Less
This set of problems has learners complete a variety of tasks as they practice adding 10 and subtracting 10. An apple tree with two apples isn't very fun; how about one with ten more? They draw the apples onto the tree and write the...
Curated OER
Number Base Clocks
Students investigate place value in base ten. In this number sense lesson plan, students participate in an online lesson plan at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base...
Oregon Department of Education
Building Number Sense
It's never too early to begin a child's math education. This collection of fun hands-on activities engage youngsters in building their number sense as they learn how to count objects, identify numerals, compare amounts, and much more.
Curated OER
Fraction X - Adding Unlike Denominators
Adding fractions with unlike denominators is a difficult process to master. This fine presentation does a terrific job of leading young math whizzes through the steps necessary to perform this calculation. The slides have clear graphics,...
Curated OER
Study Buddies: Adding and Subtracting Decimals
In this math worksheet, students will work with a coach to add and subtract numbers with decimals to the hundredths. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
A Human Number Line: Student Worksheet
Kids are challenged to make a human number line. They line up, holding numbers from -10 to 10. They then add and subtract both positive and negative numbers, using themselves as the numbers on the number line. This is a great way to...
Curated OER
Adding and Subtracting Mixed Numbers Lesson Plan
Young scholars investigate fractions while adding and subtracting mixed numbers. They discuss how to add and subtract mixed numbers and they practice working with mixed numbers. They complete a worksheet while working with mixed numbers.
Curated OER
Math Lesson Plan : Finger Counting
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Curated OER
Adding and Subtracting Integers: The Symbols + and -
This worksheet begins with an explanation of how to add and subtract positive and negative integers. Learners solve and complete 20 different problems that include these types of problems. First, they fill in each blank with the correct...
Curated OER
Adding and Subtracting from 10
Here is a nicely designed worksheet on adding and taking away from ten. Learners complete the simple problems with the help of a number line that appears at the top of the page. Some of the equations have a missing addend, but do have...
Math Mammoth
Add & Subtract Integers Fact Sheet
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to...
Curated OER
Add and Subtract Decimal Ten Thousandths (A)
In this mathematics worksheet, learners solve a number of problems by adding and subtracting decimals to the ten thousandths place. There are 32 problems to solve on the sheet.
Curated OER
Compatible Numbers To Ten
Students solve both addition and subtraction facts and discover the relationship between adding and subtracting equations. Students read real life word problems, extrapolate needed information, and write equations to solve the story...
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
Section 2.1 & 2.2 Solving Equations
This two page worksheet contains 32 problems to solve. There are examples given for each set of problems. The first set is to work on adding or subtracting a term to get the variable by itself. The second set is about dividing both sides...
Curated OER
Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Curated OER
Mentally Add and Subtract 10 or 100
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...
Curated OER
Add and Subtract Decimals
In this decimal worksheet, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
Curated OER
Add and Subtract
Like the cubs in A Fair Bear to Share, your 2nd grade class will practice adding and subtracting double-digit numbers by grouping, regrouping, and sorting a collection of objects. This requires many resources, but it is well worth the...
Norm Mitchell
Add and Subtract Fractions
Designed as a quiz for your elementary mathematicians, this resource contains 17 problems. The first 15 problems involve adding and subtracting fractions with like denominators, while the last two problems are word problems. Your...