SOLUTION: I do not understand how to multiply, add, subtract, and divide decimals despite having passed almost eleven years of school. I'm kindly asking if you could send me an explanation

Question 328866: I do not understand how to multiply, add, subtract, and divide decimals despite having passed almost eleven years of school. I'm kindly asking if you could send me an explanation for this with utmost sincerity
ThankYou!
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Add and subtract: line up the numbers so decimal point are above each other.
Start from the right hand side and work to the left.
If their is not a number in the place above or below a number to the right of the decimal point, add a zero.
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Multiplication is a little different.
Count the decimal places for each number and sum them.
decimal places
decimal places
Total number of decimal places =
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Now multiply the numbers without decimal.

Now start from the far right of the number and move over 5 places, the number of decimal places you counted before.
560388
56038.8<--- 1
5603.88<--- 2
560.388<--- 3
56.0388<--- 4
5.60388<--- That's 5.
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1.23 x 4.556=5.60388
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How's that?

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