Professor Dave Explains
Multiplication and Division of Small Numbers
Basic multiplication and division.
Professor Dave Explains
Introduction to Algebra: Using Variables
An introduction to algebra and the concept of variables.
Math Fortress
Geometry: Introduction to Geometry (Level 2 of 7)
This video continues introducing the basic building blocks for the successful study of geometry. This video goes over 4 examples covering the appropriate way to draw, denote and name points, lines, segments, rays, angles and triangles.
Curated Video
Finding the Circumference of a Circle
In this video, the teacher explains how to find the circumference of a circle by exploring the ratio of the diameter and circumference. The concept of constant proportionality and the use of pi as an approximate value are also discussed.
Getty Images
Percentage animation. 50% 60% 70% 80% 90% 100%
Six animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
Percentage animation. 50%, 60%, 70%, 80%, 90% Off
Six animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
Sale. Percentage animation. From -10% to -50%
Five animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
Percentage animation. -50% -60% -70% -80% -90% -100%
Six animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
20th anniversary of the Fall of the Berlin Wall
NIGHT Various views of Berlin Wall memorial of 'dominoes' art project placed at location of old Berlin Wall, which will be 'toppled' on the day of the 20th anniversary to symbolize the fall of the wall / Statue on top of Brandenburg...
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ELLIPSE : white back (WIPE)
digital animation based on a spot. rich and very detailed multi-layered composition in slow flow. created exclusively for iStockphoto.
Getty Images
Percentage animation. +50% +60% +70% +80% +90% +100%
Six animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
ELLIPSE : black back (LOOP)
digital animation based on a spot. rich and very detailed multi-layered composition in slow flow. created exclusively for iStockphoto.
Getty Images
ELLIPSE : white back (LOOP)
digital animation based on a spot. rich and very detailed multi-layered composition in slow flow. created exclusively for iStockphoto.
Getty Images
Pie chart indicated 75 percent, Infographics circle graph
Pie chart indicated 75 percent, Infographics circle graph
Getty Images
Sale. Percentage animation. From -50% to -90%
Five animations of percentage text. Could be used to illustrate sales discounts.
Getty Images
ECU Shot of voltmeter spiking with alternating white and red light / United States
ECU Shot of voltmeter spiking with alternating white and red light / United States