Curated OER
Beanie Baby Bonanza
Third graders add and subtract decimals. In this third grade mathematics lesson, 3rd graders are given an imaginary $100 to purchase five Beanie Babies. Students determine which five they would like to purchase and estimate...
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Mental Math Skills
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
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Easy Worksheet: Operations with Radicals
In this operations with radicals worksheet, students solve 8 short answer problems. Students simplify radical expressions that involve multiplying, dividing, adding, and subtracting rational numbers.
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...
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Positive and Negative Numbers
Learners discover negative numbers and how to use them by using the number line and the "team" method.
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A Human Number Line
Sixth graders create a human number line through use of symbols, equality, inequality, addition, subtraction, solving equations and inequalities
T. Smith Publishing
Halloween Add or Subtract
A jack-o-lantern containing a ghost top this page, making it a seasonal addition to your math lessons. On it, your little goblins will practice addition and subtraction of three-digit numbers. A terrific tool when working on Common Core...
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Placing Negative Numbers On A Number Line
Fifth graders review the concept of negative numbers and how the are placed on a number line. After the review, 5th graders practice placing negative numbers on a number line in a whole class setting.
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Adding/Subtracting Decimals
In this decimal worksheet, students find the sum and difference of positive and negative decimal numbers. Equations contain two to three terms, with multiple operations. Thirty addition and subtraction problems are on this worksheet. ...
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A Frightening Mix of Math
In this addition and subtraction instructional activity, students add or subtract two digit numbers with two digits numbers. The instructional activity is a combination of 36 multiplication and subtraction problems.
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Subtracting Integers (II)
In this subtraction worksheet, students complete subtraction problems containing parenthesis, up to 3 digit numbers, and negatives. Students complete 10 problems total.
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Get it Straight Mr. Decimal!
Students work with decimals. In this decimal lesson, students participate in a hands-on group activity that enable them to review to how to appropriately add and subtract decimals.
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Subtracting Integers
In this integer worksheet, students subtract integers to solve a set of 10 problems. Answers and hints are available on-line; a reference web site for additional resources is given.
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Fractions: Addition and Subtraction
Seventh graders add and subtract fractions with like and unlike denominators. After discussing the use of fractions in the real world, 7th graders work problems and draw models representing each problem. They observe subtracting...
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Integers and Fractions
Students perform operations using positive and negative numbers as well as operations with fractions in various forms. They identify common decimals and their fraction equivalents while converting fractions to decimal form.
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Two-Step Linear Equations
In this two-step linear equations worksheet, 7th graders solve 15 various problems that include linear equations with more than one-step. First, they need to get the variable, x, alone by subtracting/adding the whole number on the same...
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Inverse Relationships (2)
In this inverse relationships review worksheet, students use their math skills to solve 30 problems that require them to fill in the boxes with the appropriate numbers.
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Let's Shop
Upper graders add and subtract decimals, using concrete objects and story problems. Note: The Concentration Cards and Homework assignment link at the bottom of the plan doesn't work.
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Stamps and Yo-yo
Students discuss items people collect, such as stamps and baseball cards, solve related word problems to practice adding and subtracting tens, complete worksheet, and share items they do or would like to collect with classmates.
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Addition: Number Bonds to 30
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
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A Borrower And A Lender Be
Second graders practice addition and subtraction in this fun, technology-based Mathematics lesson for the second grade classroom. The lesson includes resource links, video clips, interactive websites, and a section for pre-lesson...
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Subtraction: Two Digit By One Digit With Regrouping
In this subtraction activity, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
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Subtraction: Two Digit by Two Digit - No Regrouping
In this subtraction worksheet, 2nd graders find the differences in 30 two digit by two digit problems in which they do not have to regroup.
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Division: Three Digit by Two Digit
In this division problem, students solve for the quotients in 24 three digit by two digit division problems. They use the long division method to find each quotient.