Topic: Multiply Decimal Points
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Answers to Common Questions
How to Multiply With Decimal Points
Multiplying with decimal points is much the same as multiplying without decimal points. The biggest difference is that you must know where to place the decimal point when the product is obtained. Read More »
Source: http://www.ehow.com/how_2308752_multiply-decimal-points.html
How to Multiply Decimals?
To multiply decimals, multiply normal, ignoring the decimal points. Lastly, add the decimal point in the answer which will have the same amount of decimal places as the two original numbers combined. For more on multiplying decimals http://... Read More »
Source: http://answers.ask.com/Science/Mathematics/how_to_multiply_decima...
Who Invented the Decimal Point?
The decimal point was invented in the 9th century by mathematicians in ancient India. Ancient Babylonians are believed to have first used the concept of place value, but they used a base of 60. It was the Indians who changed the base from 6... Read More »
Source: http://answers.ask.com/Science/Mathematics/who_invented_the_decim...
More Common Questions
Answers to Other Common Questions
6.02 * 100 = 602. You move the decimal point to the right by the number of zeroes after the 1. So if you multiply it by 100, the decimal moves to the right by 2 spaces.
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Source: http://wiki.answers.com/Q/What_is_6.02_multiplied_by_100_by_movin...
The reason is because you have to make the number bigger when you multiply. When you move the decimal to the right you make the number bigger, when you move it to the left you make it smaller. Therefore, when you divide you must move the de...
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Source: http://wiki.answers.com/Q/What_the_answer_of_the_multiply_decimal...
Nowadays, it seems as if everyone just punches numbers into a calculator and lets the calculator do all the work. What happens, though, when that calculator is nowhere to be found or doesn't work? You are left with having to get out a penci...
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Source: http://www.ehow.com/how_6345507_multiply-two-decimals-paper-penci...
Ok, this is NOT comfusing. You move the decimal the amounts of zeros it has to the right. so if the number is 1.8 x 10= you move the decimal one to the right since it has one zero, you get 18 .
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Source: http://wiki.answers.com/Q/How_to_multiply_decimals_by_10
the decimal point moves forward
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Source: http://wiki.answers.com/Q/What_happends_to_the_location_of_the_de...
move the decimal down and over however many numbers are behind the decimal
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Source: http://wiki.answers.com/Q/What_are_methods_that_can_be_used_to_de...
0.235 * 0.6891 = 0.1619385 What's to estimate? The total decimal places in the multiplicands is the total in the answer.
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Source: http://wiki.answers.com/Q/How_can_you_use_an_estimate_to_help_you...
