Lesson Plan
Curated OER

Signed Numbers and Order of Operations I

For Teachers 8th - 9th
For this signed numbers worksheet, students simplify equations by using the indicated operation. They add, subtract, multiply, and divide equations containing two to four positive and negative integers. Three of the 25 equations contain...
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 6th - 7th
Sixth and seventh graders solve 10 different problems that include various integers. First, they determine whether each equation in the first five problems is true or false. Then, pupils solve the last five problems by adding or...
Lesson Plan
Curated OER

Number Sense and Numeration

For Teachers 6th - 8th
Middle schoolers add and subtract integers. In this algebra instructional activity, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational...
Worksheet
Curated OER

Unknown Numbers in Sums and Differences - Step-by-Step Lesson

For Students 1st
First grade mathematicians will love to monkey around with an illustrated word problem involving missing bananas. They must decide how many bananas the monkey ate by counting the remaining bananas and by counting the number Lee had and...
Worksheet
Curated OER

Addition/Subtraction Mixed - Single Digit

For Students K - 1st
For this single digit addition and subtraction practice worksheet, students solve 8 problems that require them to add and subtract 1 digit numbers.
Worksheet
Curated OER

Using Addition To Subtract

For Students 2nd
For this addition and subtraction worksheet, 2nd graders solve 9 subtraction problems and find the missing digit in 9 addition problems.
Worksheet
Curated OER

Add and Subtract Decimal Tenths (C)

For Students 4th - 7th
For this decimal addition and subtraction practice worksheet, students sharpen their math skills as they solve 32 problems that require them to add and subtract decimal tenths.
Interactive
Curated OER

Solving System of Equations by Addition or Subtraction

For Students 9th - 12th
In this online math learning exercise, students solve systems of equations by using addition and subtraction . This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
Worksheet
Curated OER

Adding and Subtracting Mixed Numbers (1)

For Students 4th - 8th
In this adding and subtracting mixed numbers worksheet, students problem solve and calculate the answers to ten addition and subtraction equations.
Worksheet
Curated OER

Addition and Subtraction: 3 Numbers Combination

For Students 3rd - 4th
In this multiple operations math worksheet, students solve 17 problems in which three 2 digit numbers are added and subtracted. Problems are in a horizontal format.
Worksheet
Curated OER

Addition & Subtraction Word Problems

For Students 5th - 8th
In this addition and subtraction word problems worksheet, students examine, analyze and develop a variety of word problems solving skills involving both addition and subtraction.
Lesson Plan
Curated OER

A Borrower And A Lender Be

For Teachers 2nd
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...
Lesson Plan
Curated OER

Math and Music

For Teachers 1st
First graders play a variety of learning games to reinforce addition and subtraction skills.
Worksheet
Curated OER

Money and Time

For Students 7th - 9th
For this money and time worksheet, students read money problems and determine the total cost and the amount of change to be given to a customer. They add moments of time and determine the correct amount of hourly pay earned. This...
Lesson Plan
Curated OER

Adding and Subtracting

For Teachers K - 1st
Students will add and subtract numbers less than 100 as well as understand and use the inverse relationship between addition and subtraction. They compose/decompose numbers up to 10 and understand a variety of situations in which...
Printables
Curriculum Corner

Order of Operations Task Cards (2)

For Students 4th - 7th Standards
Young mathematicians use their PEMDAS knowledge to solve 20 different task cards. They evaluate expressions to find the answer of multiplication, division, addition, subtraction, and exponential problems. Then, they record their answers...
Worksheet
Savvas Learning

Missing Numbers

For Students 1st - 2nd Standards
Young learners answer six fill in the blank questions where they determine the missing addends for four addition word problems. They fill in the missing numbers on a problem that involves both addition and subtraction. Lastly, they...
Worksheet
Curated OER

Math Mountain Families Challenge

For Students 1st - 2nd
This worksheet requires finding the missing number in the equation using addition and subtraction. Students solve four problems. A key is provided.
Worksheet
Curated OER

One-Digit Addition and Subtraction [C]

For Students 1st - 2nd
In this division with no remainder worksheet, students solve a total of 25 problems. All problems have 2 digit divisors and 4 digit dividends.
Worksheet
Curated OER

Addition Subtraction 2

For Students 6th - 10th
In this sum and difference instructional activity, students find the sum and differences of equations with whole numbers and variables. Students complete 6 equations.
Worksheet
1
1
Curated OER

Inverse Relationships (1)

For Students 1st - 4th
In this inverse relationships worksheet, students problem solve thirty inverse mathematical equations involving addition and subtraction.
Worksheet
Curated OER

Inverse Relationships

For Students 2nd
In this math operation worksheet, 2nd graders fill in 60 boxes in this addition and subtraction inverse operation worksheet. They find combinations that are based on the number 18.
Lesson Plan
Curated OER

Estimation 2: Sum and Difference

For Teachers 6th - 7th
In this estimation worksheet, students mentally solve eight multiple choice problems involving addition and subtraction. They arrive at their answers through the process of using compatible numbers or rounding. Students read story...
Activity
Under the Dome

The Candy Bowl

For Students 2nd Standards
Wonder how many pieces of candy a teacher can eat. Pupils watch a video of candy in a bowl as some candy is removed to be eaten and others are added. Learners devise questions about the situation along with estimated solutions. Scholars...

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