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Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!Uploaded 27-07-26For multiplication and division, the final answer must match the measurement with the fewest significant figures. This is different from addition and subtraction, which use decimal places. After calculating the answer, round it to the correct number of significant figures. When rounding, dropped digits to the left of the decimal are replaced with zeros if needed.------------------Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help! Donate or volunteer today! Donate here: https://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc Volunteer here:https://www.khanacademy.org/contribute?utm_source=youtube&utm_medium=desc Learn more about your ad choices. Visit megaphone.fm/adchoices
