Students visit specified websites to explore percents. Using the internet, students practice converting percentages to fractions or decimals. Students solve percent problems using proportions.
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Increasing and Decreasing Quantities by a Percent
As part of a study of percent and percent change, learners first complete an assessment task with several percent change problems. They then complete an activity using cards to create a diagram expressing percent increases and decreases...
7th Math CCSS: Designed
Describing the Meaning of Percent 2
Sal uses two 100 cubes and continues the process of describing what percents mean. He shades the cubes to show 109%, reviews vocabulary, and references the connection between percents, fractions, and decimals. Great for introducing the...
2 mins 5th - 7th Math CCSS: Adaptable
Representing a Number as a Decimal, Percent, and Fraction, Part 1
Clear up the confusion and help your learners make the connection between percents, decimals and fractions. This video describes the process needed to write 18% first as a decimal, and then as a fraction in its simplest form. Sal does a...
4 mins 5th - 7th Math CCSS: Adaptable
Manufacturing: Gas Metal Arc Welding (GMAW) Shielding Gas Mix
Middle schoolers apply math to the real-world skill of choosing the correct shielding gas mixture for welding. Even if you do not have shielding gas cylinders on hand for demonstrating, the concepts of converting percentages into...
6th - 12th Math CCSS: Designed