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Shodor Education Foundation
InteGreat
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Curated OER
Sums and Difference of Cubes
Learners factor polynomials using the sum and difference of cubes. They also learn connections between the graph and expression.
Curated OER
TI Calculator
In this algebra worksheet, 11th graders troubleshoot the TI-83/84 graphing calculator. They review the proper process to use when entering equations and fractions into the calculator. There are 4 example problems worked out.
Curated OER
A Sum of Functions
Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...
EngageNY
Sums and Differences of Decimals
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Curated OER
Riemann Sums
Students calculate the area under a curve. In this calculus lesson, students use Riemann Sums to find the area under a curve. They apply the boundaries of intervals as they solve for each area.
Curated OER
Triangle Sum Theorem
Teach your class how to solve problems using the triangle sum theorem. In this geometry lesson, students identify the missing angles in a triangle using the sum theorem. They graph triangles on the TI and moves the sides around to create...
Curated OER
Using a Calculator
Students use a calculator to solve math problems. In this calculator usage lesson plan, students get into pairs and familiarize themselves with the keys. Students are then given problems to solve using the calculator. Students do Smart...
Curated OER
Rounding Whole Numbers; Estimating Sums And Differences
In this rounding whole numbers and estimating sums and differences worksheet, students problem solve and calculate the answers to forty two mathematical equations.
Curated OER
Volume Calculation Exercise
Middle schoolers work with scientific notation and rounding as they determine volume. In this volume lesson, pupils attempt to calculate the volume of the planet Jupiter. They use rounding to two significant digits and scientific...
Curated OER
Summing Integers: Positive and Negative
Students view a Cyberchase video and participate in a calculation of points exercise. In this summing of positive and negative integers, students calculate the principal character points to see if he can qualify for a contest.
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson plan. Using the coding formula listed, children learn to fluently estimate and...
Curated OER
Calculating Baseball Statistics
Students calculate baseball statistics. In this data analysis lesson, students use baseball statistics to calculate the batting average and slugging percentage. Students visit www.funbrain.com to play a math baseball game.
EngageNY
Understanding Addition of Integers
Count up or down to find sums. The third lesson in a 25-part series uses number lines to build an understanding of the sums of integers. Pupils make the connection between the distance and direction of a sum from the first addend, then...
Curated OER
Sum of Exterior Angles of Polygons
Have fun calculating angles for different polygons. The class differentiate the relationship between the interior and exterior angles of polygons. They discuss linear pair as it related the polygons and their angles. This is done as they...
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
Polygon Sum Conjecture
Young scholars calculate the sum of the angles of a polygon. In this geometry lesson, students use the interior angle formula of polygon based on the number of sides of the polygon. They identify the missing angle using algebra.
Curated OER
Exploring the Area Under a Curve
Using TI-89, mathematicians explore and investigate Riemann sums to estimate the area under the graphs of intervals by drawing and illustrating rectangles. They review and practice the concepts of summation notation and area formulas to...
Curated OER
Betweenness and the Sum of Parts
High schoolers differentiate lines and angles using betweenness in this geometry instructional activity. They differentiate angles and lines using Cabri Jr. and analyze the data and make conjecture.
Curated OER
Cost Calculations Lesson Plan
Young scholars analyze data using graphs and equations. In this algebra lesson plan, students calculate the cost of lumber, convert price per foot to price per piece, solve equations using addition and subtraction and give exact answer...
Curated OER
Integration Unit: Riemann Sum
Learners investigate Riemann Sums. In this calculus lesson plan, students solve problems involving Riemann sums and Right Riemann Sums.
EngageNY
Buying a Car
Future car owners use geometric sums to calculate payments for a car loan in the 31st installment of a 35-part module. These same concepts provide the basis for calculating annuity payments.
EngageNY
Credit Cards
Teach adolescents to use credit responsibly. The 32nd installment of a 35-part module covers how to calculate credit card payments using a geometric series. It teaches terminology and concepts necessary to understand credit card debt.
Illustrative Mathematics
Electoral College
A cross-curricular resource that takes the electoral votes and allows your learners to organize and analyze the data. Young voters can determine which states are more influential and interpret the dotplot provided for more data....