Curated OER
Gumball Math
In this addition and subtraction instructional activity, students solve for single digit horizontal problems. Students color 30 gumballs according to the answer of each problem and chart the number of each answer that is obtained.
Curated OER
Mixed Operations
In this mixed operations instructional activity, students use the order of operations rule to help them solve the multiplication, division, addition, and subtraction problems.
Curated OER
Addition and Subtraction of Polynomials
In this polynomial worksheet, students add and subtract polynomials by identifying and collecting like terms. Twenty problems are provided on this two-page worksheet.
Curated OER
Write a Number Sentence
In this number sentences learning exercise, students learn to solve the addition and subtraction word problems by writing number sentences for each problem.
Curated OER
Multiple Operations
For this multiple operations worksheet, students solve problems that have both addition and subtraction in them. Students solve 10 problems.
Curated OER
Choose the Operation
In this mathematical operations worksheet, students solve the six math word problems by determining which operation to use, addition or subtraction, to solve the problem.
Curated OER
Multiple Operations (M)
In this mathematical operations activity, 4th graders solve multiplication, division, addition, and subtraction problems. Students solve 30 problems.
Curated OER
Equations by 1 through 10
In this missing addend instructional activity, students fill in the missing addend to the addition and subtraction problems. Students fill in the missing addends for numbers 1 through 10 for 100 problems.
Curated OER
Addition and Subtraction of Shop Decimals
In this math worksheet, students solve 9 story problems in which decimal numbers are added and subtracted. All problems pertain to construction. Decimal numbers are to the hundredths place on the page.
Curated OER
Math Lesson Plan : Finger Counting
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Curated OER
Operations with Decimals
Teach your learners to solve word problems. They will review how to add, subtract, multiply, and divide with decimals. Then they solve multiple problems.
Curated OER
Adding and Subtracting Decimals
The addition and subtraction of decimals is a relatively simple process. The most important thing to remember is to have all of the decimal points lined up. This presentation gives that strategy, plus some others to use when performing...
Illustrative Mathematics
Finding a Chair
Here is an activity that incorporates subtraction in word problems. Youngsters are provided with six word problems that essentially deal with the same numbers in each problem, yet use different comparison language. These problems are...
Curated OER
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...
Curated OER
Math Shortcuts
Looking for a different way to introduce long division? Need a shortcut for checking multiplication answers? Then this is for you! The multiplication method uses a quick trick to check for accuracy. The division method allows learners to...
Curated OER
The Weight of Primates
Second graders practice their problem solving skills. For this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Curated OER
Subtraction From the Hundreds
Practice subtraction! The class completes subtraction problems where they subtract one digit numbers from three digit numbers. There are 30 problems to solve (regrouping is not required).
Curated OER
Subtraction
In this subtraction worksheet, students base ten blocks and square unit blocks to solve the subtraction problems. Students solve 5 problems.
Curated OER
Add and Subtract Money - Word Problems
In this simple word problem worksheet, 3rd graders solve 4 problems using addition or subtraction, showing their work in the spaces provided. An answer key is provided.
Curated OER
Understand Subtraction and Its Relationship to Addition
Understanding the relationship between addition and subtraction is the focus of this math worksheet. Students answer "true" or "false" to 14 statements regarding addition and subtraction. Answers appear at the end.
Curated OER
Three Digit Addition
In this math learning exercise, learners solve three digit addition problems. Some of the addition problems require regrouping. The problems are set up to solve vertically.
Curated OER
100 Chart-Math Helper-Skip Counting or Multiples
In this activity, 100 Chart-Math Helper-Skip Counting or Multiples, learners utilize the chart as an aid in counting. This is a resource or manipulative that can be used by students, and is helpful in many different math activities such...
Curated OER
Add or Subtract: Story Problems
In this addition and subtraction instructional activity, 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 instructional...
Curated OER
Math Bingo Card Maker 4
In this math bingo activity, students complete 25 problems including addition, subtraction, multiplication, and division with one digits and negative numbers. This is also a link to make more math bingo cards.