Curated OER
Percentages: Fractions To Percent
For this percentages worksheet, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.
Curated OER
Basic Roof Framing
Students complete a unit of lessons on basic roof framing. They discuss the various styles of roofs, identify the styles in the neighborhood, cut out rafters using circular saws, and assemble roof rafters.
Curated OER
Geometry - Measurement
Students review the procedure for determining appropriate types of measurements for given situations and measurement conversions. They figure perimeter, area, and volume of 2 and 3 dimensional objects.
Curated OER
Cartesian Coordinate System
Students research the Cartesian Coordinate System and its many uses in the world of mathematics and algebra.
Curated OER
How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
The Derivation of (Pi)
Seventh graders groups measure the diameter and circumference of each of the circular objects in the room. They record their results on their student worksheets and access a computer spreadsheet program to compile their results.
Curated OER
Interpreting Chemical Formulas
In this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.
Curated OER
Irregular Fractals
Students explore the concept of irregular fractals. In this irregular fractals lesson, students discuss how to find fractal dimensions through teacher led discussion. Students calculate fractal dimensions of various fractals.
Curated OER
Measurement, Perimeter and Area
Young scholars explore the concept of measurement. In this measurement lesson plan, students collect data about themselves such as height, finger length, neck circumference, foot length, and other body measurements. Young...
Curated OER
Cartography
Students research about cartography and how to be a cartographer. In this math activity, students draw a map of their classroom. They use a robot to explore navigation using a compass rose.
Curated OER
Converting fraactions and percents
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.
Math Open Reference
Math Open Reference: Ratio
Learn about ratios with this handy reference site. Detailed explanations and examples are used to explain ratios. Also highlights common mistakes that can be made when learning about ratios.
CK-12 Foundation
Ck 12: Interactive Middle School Math 7 for Ccss
A complete CCSS Grade 7 Mathematics course that includes interactives in every lesson, plus videos, hands-on activities, and questions with immediate feedback. Every lesson also has specifically chosen 'Related Modalities' that teach the...
OER Commons
Oer Commons: Calculating the Unit Rate of a Ratio Situation
Seventh graders find the unit rate of a ratio situation.
OER Commons
Oer Commons: Multiplication Properties of Equality
Seventh graders use the multiplication property of equality to justify their solution to a ratio problem.
OER Commons
Oer Commons: Understanding Rational Numbers
Seventh graders learn the definition of rational number, and they write rational numbers as ratios of integers and as repeating or terminating decimals.
Texas Instruments
Texas Instruments: The Golf Ball Challenge
In this activity, students will measure the bounce heights of golf balls dropped from a height. They examine the geometric sequence in the successive bounce heights and determine the constant or common ratio and the rate of decay of the...
CK-12 Foundation
Ck 12: Arithmetic: Ratios in Simplest Form
[Free Registration/Login may be required to access all resource tools.] In this lesson students simplify ratios by dividing by the greatest common factor. Students examine guided notes, review guided practice, watch instructional videos...
BBC
Bbc Skillswise: Percent and Fractions: Ratio and Proportion
Activities and factsheets exploring ratios and proportions in everyday life. Interactive, colorful, and fun.
Khan Academy
Khan Academy: Basic Ratios
Choose the ratio that goes with a picture of two quantities like apples and bananas. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Arithmetic: Ratios in Simplest Form
[Free Registration/Login may be required to access all resource tools.] In this lesson students write ratios in simplest form. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Khan Academy
Khan Academy: Ratio Tables
Explains what ratio tables are. Includes simple examples and a few practice problems.
CK-12 Foundation
Ck 12: Arithmetic: Equivalent Ratios
[Free Registration/Login may be required to access all resource tools.] Learn what ratios are and how to arrive at equivalent ratios. Identify and write equivalent ratios.
Other
Helping With math.com: Ratios and Unit Rates
This site contains a lesson about ratios and unit rates as well as guided and independent practice for learners to review the skills.