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  1. Decimals and place value | Arithmetic | Math | Khan Academy

    In this topic, we will learn what a decimal is and how to show it visually and on a number line. We will also add, subtract, multiply, and divide with decimals.

  2. Decimal place value (video) | Khan Academy

    Sal introduces decimal numbers and understanding place value to the right of the decimal.

  3. Adding decimals with ones and tenths parts (video) | Khan Academy

    Learn how to add decimals, specifically to the tenths. Practice adding whole numbers first, then adding the decimal parts. Learn the concept of carrying over in decimal addition.

  4. Decimals | Arithmetic (all content) | Math | Khan Academy

    In this topic, we will learn what a decimal is and how to show it visually and on a number line. We will also add, subtract, multiply, and divide with decimals.

  5. Multiplying decimals example (video) | Khan Academy

    To figure out where the decimal belongs in your answer, put your fingers on each decimal in the numbers you multiplied together. Then, trace the decimals until your fingers meet at a corner …

  6. Understanding decimal multiplication (video) | Khan Academy

    This video introduces multiplying decimals, emphasizing the role of decimal placement in the product. It highlights the usefulness of estimation in simplifying calculations and understanding …

  7. Decimal numbers and percentages | Khan Academy

    Practice Subtracting decimal numbers Learn Strategies for subtracting basic decimals

  8. Decimal system refresher | AP CSP (video) | Khan Academy

    Review how the decimal number system works before diving into the binary number system. The decimal number system and binary number system work the same way; the only difference is …

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  10. Writing repeating decimals as fractions review - Khan Academy

    I thought it was a waste of time trying to repeat the numbers a lot, but it really helps! Just try your best and remember not to leave a fraction with a decimal or the app will go NUTTS. I learned …