Curated OER
Three Digit Subtraction Worksheet 2
In this math worksheet, 2nd graders will subtract three digit numbers to find the difference. Students will need to regroup to solve.
Curated OER
Subtraction Computation
In this subtraction activity, students solve 16 problems in which three digit numbers are subtracted, with and without regrouping.
Curated OER
Subtraction Practice
In this subtraction worksheet, students solve a total of 25 subtraction problems; all problems subtract a 1 digit number from a 2 digit number. Worksheet is labeled as a sample from a subscription site.
Curated OER
Subtraction Practice
In this subtraction practice worksheet, students use their problem solving skills to solve 22 problems that require them to subtract 1 digit numbers from 2 digit numbers.
Curated OER
Subtraction Word Problems Three- Version 1
In this word problems worksheet, students read the word problems and use addition to solve them. Students solve 5 word problems.
Curated OER
Math Cross--Puzzle #9
In this measurement and money activity, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication math problems involving ounces and inches, money and coins.
Curated OER
Math Cross--Puzzle #7
In this money activity, students fill in a crossword puzzle as they solve twenty-eight math problems involving different types of money intertwined into addition, subtraction and multiplication problems.
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Math Cross--Puzzle #8
In this pounds and ounces worksheet, students complete a math crossword puzzle as they solve twenty-eight math problems involving pounds and ounces intertwined with addition, subtraction and multiplication problems.
Curated OER
Online Math Problems and Estimation
In this online math problems worksheet, learners complete a variety of exercises including finding the missing numbers in eight math problems, two money and estimation calculations and estimating the difference in ten math problems by...
Curated OER
3-Digit Subtraction with Borrowing
For this 3-digit subtraction with borrowing worksheet, students problem solve. In this fill in the blank worksheet, students find sixteen differences.
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Adding/Subtracting Integers
In this integer activity, students find the sum and difference of positive and negative integers. Each equation contains two to three terms, with multiple operations. Thirty problems are provided, with an answer sheet.
World Wildlife Fund
Take 6
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Curated OER
Math Match Up!
Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...
Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers 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...
Curated OER
Area, Arithmetic and Algebra
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Curated OER
Add and Subtract with Unlike Denominators
In this adding and subtracting with unlike denominators worksheet, learners add and subtract fractions with unlike denominators. They complete six problems.
Curated OER
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...
Curated OER
Pac Man Subtraction
Third and fourth graders engage in a game using visual symbols, auditory responses and tactile stimuli to further their understanding of subtraction. A worksheet imbedded in this plan explains how to teach the game.
Curated OER
Add and Subtract within 1000
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...
Curated OER
Word Problems
Word problems are sometimes tricky for learners to solve. Use this resource to help your class cement their problem solving, and addition and subtraction skills.
Curated OER
Non Calculator Math Quiz
Here is a quiz which does not allow calculators. Kids solve a variety of problems that range from addition and subtraction of decimal numbers to probability and perimeter. There are 24 problems to solve. As stated on the resource, this...
Curated OER
Dividing with Fractions
Use paper strips or models to relate division problems to division of fraction problems. Since the materials can be broken up, it helps them to show how they can complete repeated subtraction with fractions and not just whole numbers.
Pennsylvania Department of Education
Multiplication Using Arrays
Explore the concept of multiplication by using arrays. Classmates use arrays to gain a better understanding of multiplication. They break arrays apart to model the distributive property of multiplication over addition. The relationship...
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