Decimal-places

How To : Convert decimals into fractions

In this simple tutorial the author shows the basic arithmetic operations like converting a terminating decimal into a fraction. He says that the complexity depends up on the number we are converting. He asks us to imagine the decimal as a fraction with an imaginary denominator ...more

How To : Find the percentage of a number easily

In this arithmetic basics tutorial the author shows how to find the percentage of a number. He says that hundred percentage of number is the same number. He says that if we find the percentage of a number where the percentage is less that 100, then the value of the number redu ...more

How To : Remember and recite pi to eight decimal places

Looking for an easy way to impress the math geeks in your life? This brief clip from the BBC will help you memorize pi to eight decimal places without breaking a sweat through use of a simple mnemonic device: "How I wish I could calculate pi easily today." (Hint: Count the num ...more

How To : Multiply decimals together

In this tutorial we learn how to multiply decimals together. Start off by ignoring the decimal points on the equation and just imagining you have normal numbers. Then, multiply the two numbers that you wrote down together. Once you figure that out, it will be time to reintrodu ...more

How To : Multiply decimals together

This video is about multiplying decimals together. The numbers to be multiplied are 1.003 times 2.8. First, you multiply like you would normally. Apply the number of decimal places. Count total number of digits to the right of the decimals. In this case it four. Apply the numb ...more

How To : Find decimal place values in basic arithmetic

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps. With this installment from Internet pedagogical sup ...more

How To : Find the mean o a set of numbers

"Mean" is really the average on a set of numbers. The video uses the temperatures on a weather report as an example of a data set. Start by adding the temperature numbers of the week up. After you have the total, divide that number by 7, because you used 7 numbers in your data ...more

How To : Subtract with borrowing

For people who are learning basic math skills, this video will show you how to subtract larger numbers which involve borrowing. If the top number on your rightmost digit is smaller than the number before it, you will need to borrow from the column before it. To do this, you wi ...more

How To : Do multiplication

For people who are learning how to multiply, this video will show you easily how to multiply numbers with more than one decimal place. Starting with your rightmost digit on your bottom number, multiply with your top number as if you were doing a simple multiplication problem. ...more

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