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  1. Add decimals | 5th grade math | Khan Academy

    Want to become a decimal dynamo? This unit will help you get there! You'll learn how to add decimals to tenths and hundredths, and discover how common fractions can give you a leg up.

  2. Add and subtract decimals | Arithmetic | Math | Khan Academy

    Unit 15 Divide fractions Unit 16 Multiply and divide decimals Unit 17 Exponents and powers of ten Unit 18 Add and subtract negative numbers Unit 19 Multiply and divide negative numbers

  3. Subtract decimals | 5th grade math | Khan Academy

    You've got adding decimals down, but what about subtracting them? In this unit, you'll learn how to do just that, mastering the tenths and hundredths places. And with the help of some handy …

  4. 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.

  5. Adding decimals: 9.087+15.31 (video) | Khan Academy

    if you are multiplying decimals, you do not have to line up the decimal points. You keep the decimal points in the correct space in the numbers, but otherwise, write it out like a normal …

  6. Adding decimals (article) - Khan Academy

    This article is designed to help you learn how to add decimals by letting you jump in and give it a try without being shown how to do it first. The problems go from easier to more difficult, and …

  7. Arithmetic - Khan Academy

    This Arithmetic course is a refresher of place value and operations (addition, subtraction, division, multiplication, and exponents) for whole numbers, fractions, decimals, and integers.

  8. Get ready for adding and subtracting decimals | Khan Academy

    This unit is all about flexing your adding and subtracting muscles! You'll learn some nifty strategies for working with numbers up to 1000, and practice multi-digit addition and …

  9. Adding decimals (article) - Khan Academy

    This article is designed to help you learn how to add decimals by letting you jump in and give it a try without being shown how to do it first. The problems go from easier to more difficult, and …

  10. Subtracting decimals: 9.005 - 3.6 (video) | Khan Academy

    Regroup when needed by borrowing from the whole number and adding to the tenths place. Mastering this skill helps with everyday calculations and improves overall math understanding.