Curated OER
Developing Formulas for Triangles and Quadrilaterals
In this geometry worksheet, 10th graders determine the area of triangles, parallelograms, trapezoids, kites, and rhombuses. The one page worksheet contains eleven problems. Answers are included.
Curated OER
Adding: Written Questions
Sometimes, written addition problems can confuse students. In this addition worksheet, students find sums for 10 written questions such as: "Find the sum of 30 and 50."
Inside Mathematics
Squares and Circles
It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...
Curated OER
Sequences and Series
In this sequencing instructional activity, learners solve problems with sequences and series. They derive formulas to solve word problems and receive specific points for doing so. There are 8 questions with an answer key.
Curated OER
Estimating Sums of Money
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
Illustrative Mathematics
$20 Dot Map
Challenge the addition skills of young learners with this open-ended math problem. The task is simple, get from start to finish by connecting a series of three numbers. The trick is that the sum of the numbers must be less than...
DK Publishing
Adding with 3-digit Numbers #2
These 25 addition problems each have two 3-digit addends, and many require regrouping. There are three examples to guide learners in all the types of problems they encounter, including the last set of five which have four-digit sums....
Houghton Mifflin Harcourt
Sums to 100
Whether it's counting marbles, flowers, or playing cards, small objects can add up to great sums. Learners work six story problems to practice addition to 100. Some regrouping is required, along with distinguishing useful from irrelevant...
Houston Area Calculus Teachers
Collecting Driving Data
Give AP Calculus classes the opportunity to check the accuracy of their calculations! A calculus activity involves the collection of data, the application of mathematics, and the analysis of the accuracy of results. Young mathematicians...
Curated OER
Adding and Subtracting from 10
Here is a nicely designed worksheet on adding and taking away from ten. Learners complete the simple problems with the help of a number line that appears at the top of the page. Some of the equations have a missing addend, but do have...
Curated OER
Estimate and Compare Data
Seventh graders explore the values that are used in order to describe data that is collected or given. They compare data using the statistical analysis provided by finding the mean, median, and range.
DK Publishing
Addition: Count and Color, part 3
Approach addition with sets of objects to show scholars the operation visually. There are four sets of images here arranged as addends in an addition number sentence. Learners count them and color in the total in a final set. All answers...
Curated OER
And 1 More Makes...
If we add one more, how many will we have? Beginners to addition practice this skill using images and counting as they draw one more sock to each set and record the new total. There are three of these followed by four more similar...
abcteach
Simple Integer Addition
Add to your collection of math resources with this skills practice activity. Offering dozens of addition problems with sums less than 100, this resource is a simple way to hone the basic skills of young mathematicians.
Curated OER
Add and Subtract Decimal Ten Thousandths (J)
In this addition and subtraction worksheet, learners find the sums of whole numbers with decimals in the ten thousandths place value. Students solve 32 problems.
Curated OER
Section 12-5: Addition and Subtraction of Radicals
In this radical activity, learners find the sum and difference of given radicals. They simplify radical expressions. This two-page activity contains 10 multiple-choice problems. Answers are provided on the last page.
Curated OER
Estimating and Rounding
In this estimation and rounding worksheet, students solve ten multiplication problems by using estimation and rounding skills. This is an interactive worksheet.
Curated OER
Adding and Subtracting Integers
In this adding and subtracting integers worksheet, students find the sum or difference of 9 problems. Students then evaluate 4 expressions given certain values.
Curated OER
Missing Sums and Addends
In this recognizing two-digit addition facts worksheet, students use a number line and addition facts to find the missing sums or addends in problems with and without regrouping. Students solve 20 problems.
Curated OER
Add Mixed Numbers With Like Denominators (B)
In this adding mixed numbers instructional activity, students add whole numbers and fractions with common denominators. Students solve sixteen problems.
Curated OER
One-Digit Addition and Subtraction No Regrouping (B)
In this addition and subtraction learning exercise, students find the sums and differences of one-digit numbers with no regrouping. Students solve 47 problems.
Curated OER
Add Mixed Numbers With Like Denominators (G)
In this adding mixed numbers activity, learners find the sums of whole numbers and fractions with common denominators and reduce and rename the answers. Students solve 7 problems.
Curated OER
Money and Time
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...
Curated OER
Probability and Statistics Pre-Test
In this statistics and probability interactive learning exercise, students answer ten multiple choice questions by applying the principles of probability.