Interactive
CK-12 Foundation

Vector Subtraction

For Students 11th - Higher Ed Standards
Move vectors to determine their difference. Pupils use an interactive to visualize the opposite of a vector. They use the concept of adding vectors to subtract vectors by adding the opposite and, finally, view the differences of the...
Interactive
CK-12 Foundation

Properties of Real Number Addition: The Secret of Subtraction

For Students 6th - 8th Standards
Learners sometimes struggle to understand the concept of adding and subtracting integers. Help them see the why behind their answers using the interactive number line. The values change as individuals adjust the number line for each new...
Interactive
CK-12 Foundation

Addition and Subtraction of Polynomials: Sliders

For Students 8th - 10th Standards
Slide the coefficients to determine sums of polynomials. The interactive contains sliders to change the coefficients of an addend in a polynomial addition problem. Pupils determine the coefficients of the addend to arrive at particular...
Lesson Plan
Curated OER

Word Clue and All About Me Problem Solving

For Teachers 5th
Fifth graders practice solving word problems using highlighted strategies. In this word problem instructional activity, 5th graders brainstorm and  use words as clues that indicate the math operations that will be used to solve...
Worksheet
Curated OER

Add or Subtract: Story Problems

For Students 2nd - 5th
In this addition and subtraction worksheet, students learn how to solve basic addition and subtraction story problems. They then solve the 6 problems in the packet. The answers are on the last page of the worksheet.
Interactive
Curated OER

Factoring Binomials - Difference of Squares

For Students 9th - 11th
In this factoring binomials instructional activity, learners examine problems containing the difference of squares.  They factor binomial equations.  This one-page instructional activity contains 15 problems.  Answers are...
Worksheet
Curated OER

Subtraction Math Problems

For Students 3rd
In this multiplication learning exercise, 3rd graders problem solve 12 subtraction math problems by figuring out the missing number in each one that completes each problem.
Worksheet
Curated OER

Math Word Problems

For Students 2nd - 3rd
In this math word problems worksheet, learners read and problem solve by subtracting. In this fill in the blank worksheet, students solve three problems.
Worksheet
Curated OER

Subtraction Worksheet for Decimals (One Digit)

For Students 4th - 5th
In this subtraction instructional activity, learners problem solve 36 subtraction math problems involving decimals. Students record their answers in the boxes provided.
Worksheet
1
1
Curated OER

Dr. Seuss Subtraction

For Students K - 1st
A math learning exercise with a Dr. Seuss theme prompts youngsters to solve 12 subtraction problems (one digit subtracted from one digit). There are whimsical Dr. Seuss drawings for each problem for learners to mark the...
Worksheet
Curated OER

Subtraction Switch

For Students 1st - 2nd
In this subtraction sentences worksheet, students read the words in each problem and write the corresponding subtraction sentence and solve it. Example: You start with 43. The difference is 41. (43-2=41).
Worksheet
Curated OER

Subtraction Worksheet

For Students 4th - 6th
In this subtraction worksheet, students find the difference of four-digit numbers. This four-page worksheet contains 48 simple subtraction problems.
Worksheet
Curated OER

Three Digit Addition and Subtraction (E)

For Students 3rd - 4th
In this three digit addition and subtraction worksheet, students add and subtract three digit numbers. Students complete 49 problems where they add and subtract three digit numbers.
Worksheet
Curated OER

Money Subtraction (D); Increments of 5 Cents

For Students 3rd - 4th
In this money subtraction worksheet, students subtract numbers that are in dollars and cents. Students do 20 problems that have them subtract using decimals since they are subtracting money amounts. These are in increments of 5 cents.
Worksheet
Curated OER

Section 12-5: Addition and Subtraction of Radicals

For Students 9th - 11th
In this radical instructional activity, students find the sum and difference of given radicals.  They simplify radical expressions.  This two-page instructional activity contains 10 multiple-choice problems.  Answers are...
Worksheet
Math eBook

Matrix Subtraction

For Students 9th - 11th
In this matrix worksheet, students find the difference of given matrices. This four-page worksheet contains 20 problems.
Worksheet
Raytheon

Strategies for Solving Math Word Problems

For Students 4th - 6th
In this strategies for solving math word problems worksheet, students read two pages of examples and explanations, then solve 42 addition, subtraction, multiplication and division problems, answer sheet included.
Lesson Plan
Curated OER

Gathering Data to Problem Solve

For Teachers 3rd - 5th
Learners, while using reading and writing strategies (subheads, prediction, skim, details, drawing inferences, etc,), solve math problems that involve gathering and representing data (addition, subtraction, multiplication). They practice...
Lesson Plan
Utah Education Network (UEN)

Sensational Subtraction Centers

For Teachers K Standards
Engage your kindergarteners in a center-based lesson which provides experience and exposure to the connecting and symbolic levels of subtraction. This excellent lesson has many wonderful activities and handouts included for each of the...
Worksheet
Curated OER

Math in English Skills I Exercise Book: Addition and Subtraction

For Students 1st - 6th
Whether your pupils need extra help or they simply need to practice their basic computation skills, this packet will do the trick. It includes a written rationale, answer key, and over 10 pages of double-digit addition and subtraction...
Lesson Plan
Curated OER

Regents High School Examination - Physics 2010

For Teachers 9th - 12th
Give every type of learner in your physics class an opportunity to demonstrate what they have learned throughout the year. From analyzing tables and graphs, to evaluating diagrams and solving problems, there is an outstanding variety of...
Worksheet
Curated OER

Addition and Subtraction Mix--Level 2 Mix

For Students 2nd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 3 Mix

For Students 3rd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 1 Mix

For Students 1st
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.

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