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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. Whole numbers & integers (article) | Khan Academy

    Decimals aren't integers though, along with not being whole numbers. Integers are numbers that don't have a decimal part. 1, 3, and -2 are all integers. 0.5 or -2.3 are not. Hope it helped!

  3. Decimal place value (video) | Khan Academy

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

  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. Round decimals (practice) | Khan Academy

    Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth.

  6. Understand decimals | 4th grade math | Khan Academy

    Learn Decimals as words Relating decimals and fractions in words Decimal place value

  7. Understand decimals: FAQ (article) | Khan Academy

    How do I compare two decimals? To compare two decimals, we can look at the whole numbers before the decimal point. If one of these is larger, we know that number is larger overall. If the …

  8. Binary numbers - AP CSP (practice) | Khan Academy

    Practice converting between binary numbers and decimal numbers in this set of free practice questions designed for AP Computer Science Principles students.

  9. 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 …

  10. Decimal place value | 5th grade math | Khan Academy

    Put on your math detective hat and dive into this unit on decimal place value. You'll learn how to locate decimals on a number line, see which ones are bigger or smaller, and round them to the …