Curated OER
Sum of Infinite Geometric Series
Your mathematicians solve problems using geometric series in this pre-calculus lesson. They divide a unit square into very small pieces and identify the reasoning behind the sum of a series being less than one.
Curated OER
Angle Sum of Triangles and Quadrilaterals
In this angle sum worksheet, students find missing angles of 20 triangles and quadrilaterals. Students find the missing angle in each polygon by using the total degrees of each and given angle measures.
Curated OER
Consecutive Integers, Sum of 100
For this secondary mathematics worksheet, students determine the number of sets of consecutive positive integers who have a sum of 100. The one page worksheet contains one problem with the solution.
Curated OER
Sum Boxes
In this number pairs worksheet, 2nd graders look over 6 cubes of numbers and circle all the number pairs in each one that equals the sum above each cube.
Curated OER
Making Addition Sums
In this addition worksheet, students are given a sum and they are to come up with two sets of numbers that make up that sum.
Curated OER
Triangle Sum Theorem
Tenth graders investigate the theorems of angles and lines to prove triagle sum theorem. In this geometry lesson, 10th graders discuss the theorems of triangles and how it is used to solve for missing sides or angles. They review how two...
Curated OER
Sum of Big Fractions
In this secondary mathematics worksheet, students determine the sum of several fractions without a calculator. The problems can be solved with a trick. The one page worksheet contains one problem with the solution.
Curated OER
Finding the Sum of the Perimeters of 3 Small Circles
In this geometry worksheet, students find the sum of the perimeters of three small circles. These small circles are tangent to each other and to a larger circle. The centers of the small circles have their centers on the diameter of...
Curated OER
Divisibility Theorem (Sum)
In this divisibility worksheet, students solve 1 word problem. Students find three unknown variables given information about their divisibility and sum.
Curated OER
Summing Up
The first verse of A.A. Milne’s poem, Beetle, is the basis for a model of how to summarize a text. The two-page worksheet also includes a short story for guided practice, as well as summarizing questions, a story sharing activity, and an...
Curated OER
Estimate Sums and Differences
In this word problem activity, 4th graders answer 6 word problems by writing mathematical sentences that show each answer. They work with distances and time.
Curated OER
Riemann Sums
In this college calculus worksheet, students write the Riemann Sum for the indicated partition and sub-intervals. The two page worksheet contains five problems. Answers are not included.
Curated OER
Riemann Sums
In this calculus worksheet, students solve prolbem in which they estimate double integrals by using Riemann sums. The three page worksheet contains four questions. Answers are not included.
Curated OER
Sums
In this addition word problems learning exercise, students read the problems, use mental math, and find the sums. Students solve five problems.
Kuta Software
Polygons and Angles
Get out those protractors! Geometers measure interior and exterior angles of 10 polygons, including a 24-gon. They also calculate the interior angle sum of the polygons.
West Contra Costa Unified School District
Arithmetic Series
Fall for a series. Learners determine how to find out how far a skydiver falls in the first 20 seconds. The Algebra II lesson introduces the idea of adding up the terms of an arithmetic sequence. Pupils learn how to use Sigma notation to...
Illustrative Mathematics
Making a Ten (Grade 1)
How many ways can first graders make a 10? Using an addition chart, learners color in the 10s on the table. They notice and explain the meaning of the pattern, and how to get to another sum of 10.
College Board
Approximation
Sometimes close enough is appropriate. A curriculum document for AP® Calculus examines the importance of providing approximation questions throughout the course. It looks at approximating derivative values, approximating definite...
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...
CK-12 Foundation
Vector Sum and Difference: The Country of Dreams
Find your way around using vectors. Scholars use an interactive to learn about vector addition. They answer a set of questions about modeling a route on a map using vectors.
College Board
2010 AP® Calculus BC Free-Response Questions Form B
Keep moving along a curve. Two items in the set of released free-response questions from the 2010 AP® Calculus BC exam involve movement along a graph. One involves particle motion along a polar curve while the other uses a squirrel...
Flipped Math
Calculus AB/BC Mid-Unit 6 Review: Integration and Accumulation of Change
Accumulate the content so far. Learners review the content from the first five lessons dealing with accumulation functions. The eight problems go over finding maximums, minimums, concavity, points of inflection, and intervals of increase...
Flipped Math
Unit 3 Review: Parallell and Perpendicular Lines
Learners watch a quick review on the Parallel and Perpendicular Lines unit. The pupils work through ten review problems ranging from identifying types of angles formed by parallel lines and transversals to writing equations of parallel...
Curated OER
Visual Sum and Difference Word Problems
Aside from awkward wording, this worksheet has problems for learners to solve. They read each problem then use the provided pictures to solve. Note: The images and language are misleading on this worksheet and may be confusing for some...
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