Curated OER
Boat Safety Math
What should you always carry on a boat? Learners must solve ten addition and subtraction problems to solve this riddle. The equations include single and double-digit numbers, but no negative numbers are used. They also don't need to...
Curated OER
Sum and Difference angle formulas
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
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Addition and Subtraction of Integers 1.1
In this integer worksheet, learners add and subtract positive and negative numbers. Equations contain two to three terms with a mixture of finding the sum and difference of terms. This worksheet contains 44 equations.
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Unknown Numbers in Sums and Differences
Your new mathematicians may think word problems sound scary, but this introductory set of scenarios will leave them feeling accomplished in their addition and subtraction skills! Learners read seven word problems, each requiring them to...
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Addition and Subtraction Word Problems
Here are three word problems that will put your scholars' addition and subtraction skills to the test! They read about penguins, horses, and hockey pucks, using images as clues. Since these problems have a lot of unnecessary information,...
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What's That Number? 1-Digit Addition and Subtraction
In this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
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Addition Drill
A basic problem-solving worksheet has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number from the list...
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Word Problems: Addition and Subtraction
Word problems build reading comprehension and problems solving skills. Here is a set of 10 basic word problems that involves both addition and subtraction using the numbers 1-10.
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Addition and Subtraction to 10
In this addition and subtraction worksheet, 1st graders complete a set of problems using numbers 1-10, then color according to a key to create a picture.
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Subtraction of Integers Worksheet
In this math worksheet, learners solve the problems that involve the operation of subtraction with integers. They change the subtraction to addition of the opposite.
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Morning Math
It's never too early for math! Use these morning math problems to get learners reviewing past concepts and staying sharp on newer ones. The 16 warm-ups include skills such as counting by 10, adding in a word problem, decomposing numbers...
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Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
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Morning Math
Good morning, mathematicians! Use this set of morning math problems to jump-start your scholars' thinking and review past concepts. There are 14 individual warm-ups here including skills such as number sequencing, greater than/less than,...
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Marble Math
In this equal equations worksheet, students look at the addition and subtraction problems on both sides of the equal sign and decide if they are equal or not. Students complete 8 problems.
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Expressions With Addition and Subtraction
For this algebraic expressions worksheet, 4th graders study, analyze and evaluate 6 different expressions involving n-32, n=77 and the expression 575 + n for 2 values of n.
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Addition and Subtraction
In this finding the sums and differences of horizontal problems worksheet, students add and subtract one-digit and two-digit numbers using mental math. Students solve 242 problems.
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Word Addition and Subtraction
In this adding and subtracting worksheet, students read addition equations and write answers in manuscript and subtract one-digit numbers from two-digit numbers. Students solve 8 problems.
EngageNY
Complex Numbers as Vectors
Show your math class how to use vectors in adding complex numbers. Vectors represent complex numbers as opposed to points in the coordinate plane. The class uses the geometric representation to add and subtract complex numbers and...
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Add and Subtract Fractions with Like Denominators: 2 (Word Problems)
For this fraction worksheet, fourth and fifth graders solve six word problems, all having to do with adding or subtracting fractions with like denominators. This worksheet can be adapted to the Common Core standards in math.
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Basic Polynomial Operations
In this basic polynomial operations worksheet, students identify polynomials by degree and number of terms, and perform operations of addition, subtraction, and multplication. There are also a few critical thinking questions included....
Mathed Up!
Money Problems
Mo' money, mo' problems! But don't worry, here is an assessment that proves to young mathematicians that they can solve actual money problems. The resource includes 11 money problems involving addition, subtraction, multiplication, and...
Mathed Up!
Estimation
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.
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1st Grade Math Review
In this math review worksheet, 1st graders respond to 20 multiple choice questions that serve as a review of addition facts, subtraction facts, odd and even numbers, and calendar skills.
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Subtracting Two- and Three-Digit Numbers
For this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.