Curated OER
Loop Cards: I Have, Who Has?
In this math worksheet, students practice mental adding and subtracting near multiples of 10 and 100. There are a total of 30 cards and students play together as a class. Example: Who has 67+32? I have 99. Who has 54+18?
Curated OER
I.O.U.
Students explore adding and subtracting positive and negative numbers in the context of money. In this computation lesson, students use play money and IOU's to model various mathematical algorithms.
Curated OER
Complex Numbers
In this complex numbers worksheet, 9th graders solve 10 different problems that include either adding or subtracting complex numbers. First, they determine the sum of the real components. Then, students determine the sum of the imaginary...
Curated OER
Rational Numbers
In this rational numbers worksheet, students solve and complete 33 different problems that include adding and subtracting various types of rational numbers. First, they determine the sum or difference of each problems. Then, students...
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Identifying Patterns
Although this fractions exercise may seem difficult at first, it's really quite simple and intended for beginners to mixed numbers. Scholars complete 15 number sequences by adding two or three mixed numbers or decimal numbers. However,...
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Rational Expressions
In this rational expressions worksheet, learners solve and complete 10 different problems. First, they find the common denominator in each problem. Then, students simplify by either adding or subtracting depending on the sign shown in each.
EngageNY
Addition and Subtraction Formulas 1
Show budding mathematicans how to find the sine of pi over 12. The third instructional activity in a series of 16 introduces the addition and subtraction formulas for trigonometric functions. Class members derive the formulas using...
EngageNY
The Structure of Rational Expressions
Find out when rational expressions are closed. Pupils review adding, subtracting, multiplying, and dividing with rational numbers to make the connections to operations with rational expressions. Using specific examples, learners notice...
Mathed Up!
Addition and Subtraction
After watching a brief video on addition and subtraction, young mathematicians are put to the test. Including 12 problems, individuals solve word problems to find the least number, total amount, and difference of numbers.
Curated OER
Polynomials
Students add and subtract polynomials. In this polynomials assessment, students calculate ten questions using addition and subtraction. Students use Lego manipulatives to create their own worksheet on polynomials.
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Solving Problems Part 2- Addition And Subtraction
In this addition and subtraction story problem worksheet, students find and underline relevant information in the story and then write a number sentence adding or subtracting to solve 6 story problems. Answers are included and explained...
Curated OER
Magic Math Morning Work
In this fact families instructional activity, students solve 10 problems in which single digits are added with sums to ten. Students then check each problem using subtraction.
Curated OER
Carry and Borrow
Second graders complete basic math computations. In this addition and subtraction lesson, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
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Decimals
In this decimals worksheet, 5th graders solve 20 different problems that include adding and subtracting various decimals. First, they add or subtract the decimals like they would whole numbers. Then, students line up the decimal points...
Curated OER
Magic Math: sums of 2
In this addition worksheet, students add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
Curated OER
Two-Digit Addition and Subtraction (N)
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Curated OER
Now Showing: Reel Reduction
In this fraction puzzle practice worksheet, students put their problem solving skills to use as they solve a secret code by adding and subtracting fractions.
Curated OER
Two-Digit Addition and Subtraction (M)
In this addition and subtraction practice worksheet, students find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
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Two-Digit Addition and Subtraction (O)
In this addition and subtraction practice worksheet, pupils find sums and differences of 49 problems by adding and subtracting 2-digit numbers with no regrouping.
Curated OER
Two-Digit Addition and Subtraction
In this addition and subtraction instructional activity, students enhance their addition skills by adding or subtracting the 2-digit equations. Students solve 49 problems.
Curated OER
Solving Inequalities
In this solving inequalities instructional activity, students solve and complete 30 various types of problems. First, they combine like terms by adding or subtracting a number from both sides of the inequality. Then, students write the...
Curated OER
Algebraic Fractions
In this algebraic fractions learning exercise, 9th graders solve 10 different problems that include adding and subtracting various algebraic fractions. First, they determine the common denominator in each pair of fractions. Then,...
Curated OER
Dazzling Decimals
In this decimal worksheet, students complete a post test for problem solving with decimals. Students respond to 10 multiple choice questions checking understanding of interpretation of decimals as well as adding and...
Curated OER
Rational Fractions
In this rational fractions worksheet, 9th graders solve 10 different types of problems that include adding and subtracting. First, they factor each denominator completely, including constant factors, and express repeated factors in...