Multiplying 10s | Math | 4th grade | Khan Academy

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Keep going! Check out the next lesson and practice what you’re learning: https://www.khanacademy.org/math/cc-fourth-grade-math/multiplying-by-2-digit-numbers/multiply-by-10s/e/multiplying-tens Lindsay multiplies multiples of 10 by other multiples of 10, such as 30x50. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-mult-div-topic/cc-4th-mult-10s-100s-1000s/e/multiplying-tens Watch the next lesson: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-mult-div-topic/cc-4th-area-models/v/more-ways-to-think-about-multiplying Missed the previous lesson? https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/v/understanding-place-value-1-exercise 4th grade math on Khan Academy: 4th grade is the time to start really fine-tuning your arithmetic skills. Not only will you be a multi-digit addition and subtraction rockstar, but you'll extend the multiplication and division that you started in 3rd grade to several digits. You'll also discover that you sometimes have something left over (called a "remainder") when you divide. In 3rd grade you learned what a fraction is. Now you'll start adding, subtracting, multiplying, and comparing them. You'll also see how they relate to decimals. On other fronts, you'll learn how to convert between different units (which is super important when comparing the size and speed of robot unicorns in different coun

Published 2016-08-18 · Watch on YouTube ↗
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