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Lesson Plan
Curated OER

Sieve of Eratosthenes

For Teachers 8th - 12th
Students investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
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Worksheet
Curated OER

Matching Fractions Vocabulary

For Students 6th
In this matching fractions vocabulary learning exercise, 6th graders match eighteen words about fractions in one column with definitions in the other column.
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Worksheet
Curated OER

Eighteen Slope-Intercept Form of a Line problems

For Students 8th - 9th
In this line worksheet, students solve eighteen problems related to slope, t-intercept, and equations of lines.  Three of the problems are multiple choice, two are graphs, and the rest are free-response problems.
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Lesson Plan
Curated OER

Simultaneous Equations Using Elimination

For Teachers 9th - 12th
Students solve a system of two unknowns.  In the Algebra lesson, students use a on line computer applet/program to solve a system by the elimination method.  The student's work is self checking, giving immediate feedback.  The applet...
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Worksheet
Curated OER

Number theory and fractions word search

For Students 4th - 6th
In this number theory and fractions worksheet, students search for words representing number theory and fractions in a word search. Students search for 15 words.
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Lesson Plan
Curated OER

Fickled Fractions

For Teachers 6th - 8th
Students explore which fractions are made real in our world. They also show the relationship of cross multiplication and equivalent fractions To reinforce fraction skills.
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Worksheet
Curated OER

Computations with Fractions Vocabulary Crossword

For Students 5th - 10th
For this fractions crossword, students fill in the blanks to the crossword with vocabulary words representing the computations of fractions. Students complete 17 spaces in the crossword.
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Worksheet
Curated OER

New York State Testing Program Mathematics Grade 7

For Students 7th
In this seventh grade activity, 7th graders assess their knowledge and understanding of grade level mathematics.  The twenty-two page activity contains thirty multiple choice questions.  Answers are not provided. 
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Worksheet
Curated OER

Equivalent Fractions Quiz

For Students 4th - 5th
In this equivalent fractions learning exercise, students solve for n to create pairs of equivalent fractions, then rewrite fractions in simplest form and complete 4 word problems.
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Lesson Plan
Curated OER

Converting fraactions and percents

For Teachers 6th
Sixth graders practice the conversion of percents and fractions. They focus on the fact of both fractions and percents are part of a whole. In the independent practice the students also work with solving proportions.
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Lesson Plan
Curated OER

Divisibility Rules

For Teachers 8th
Eighth graders explore Excel and discover rules of divisibility for the numbers 2, 3, 4, 5, 6, 9, and 10; students examine multiples of 2 using pencil/ paper, then create a chart in Excel that will allow them to more easily see patterns...