Learn how to subtract 23 from 65 by thinking about tens and ones. Practice this lesson yourself on KhanAcademy.org right now: www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/subtraction-within-100/e/subtraction_3?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/v/adding-and-subtracting-on-number-line-word-problems?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Missed the previous lesson? www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/subtraction-within-100/v/subtracting-2-digit-numbers-without-regrouping?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Early Math on Khan Academy: Math begins with counting. It's the most important skill we learn in our early years and becomes the foundation for all other math concepts. Once we can count, we can add, subtract, and measure the world around us. Shortly thereafter, we can learn about place values, plots, graphs, time, money, and shapes. These early math skills are presented in this subject's tutorials in a straightforward, understandable, and (dare we say it) fun way! Want a virtual coach for Early Math? Unlock the Early Math mission on Khan Academy here: www.khanacademy.org?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content. For free. For everyone. Forever. #YouCanLearnAnything Subscribe to KhanAcademy’s Early Math channel: www.youtube.com/channel/UCs8a-pNM8EHKKU28XQLetLw?sub_confirmation=1 Subscribe to KhanAcademy: www.youtube.com/subscription_center?add_user=khanacademy

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