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Why is it important to line up the decimal points when adding or subtracting but not when multiplying?
Wiki User
∙ 8y ago
Because when adding or subtracting, the operations must take account of the place values of individual digits in the numbers. When multiplying, only the overall order of magnitudes are relevant for placing the decimal point in the product.
Wiki User
∙ 6y ago
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How are adding subtracting decimals different from multiplying them?
They aren't. The rules are the same as those for adding/subtracting or multiplying integers. Just be careful of the decimal point's location.
Do you need a common denominator when adding subtracting multiplying or dividing?
only when adding and subtracting
What are the rules for adding subtracting multiplying and dividing fractions?
no answer
What are the examples of the uses of integers?
adding, subtracting, multiplying, dividing
How do you use a tool for adding subtracting multiplying and dividing numbers?
calculator
How are adding subtracting decimals different from multiplying them?
They aren't. The rules are the same as those for adding/subtracting or multiplying integers. Just be careful of the decimal point's location.
When do you line up the decimal?
you only line the decimals up when you are subtracting or adding not when you are multiplying im not sure about division...
Do you need a common denominator when adding subtracting multiplying or dividing?
only when adding and subtracting
What are the rules for adding subtracting multiplying and dividing fractions?
no answer
How are decimals used as a carpenter?
adding subtracting multiplying and dividing
What are the examples of the uses of integers?
adding, subtracting, multiplying, dividing
Why is it important to align decimal point when adding or subtracting decimal numbers?
Because if you dont , your answer will be a whole number and that will make your answer wrong
How do you find a multiple when subtracting fractions?
Same as adding, multiplying, and dividing.
Do you need a common denominator when multiplying?
Nope, just when adding or subtracting.
What in math?
math is adding, subtracting, multiplying, dividing, angles and more
How do you use a tool for adding subtracting multiplying and dividing numbers?
calculator
What is 16 - 78?
-62
