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Q: Can you Describe an algorithm for adding and subtracting decimal numbers?
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Related questions

How do you describe an algorithm with rational numbers?

Describe an algorithm for dividing rational numbers.


How do you separate a number from it's decimal numbers?

With scissors? Or try subtracting the decimal away!


When subtracting or adding numbers in scientific notation why do the exponents need to be the same?

This is effectively the same as lining up the decimal points when adding or subtracting ordinary decimal fractions.


Why it is important to line up decimal numbers by their play value when you add or subtract them?

This is true for adding and subtracting ALL numbers, not just decimal representations.


When adding or subtracting decimals the decimal point must be in line for all numbers?

Yes.


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


Which of these rules is applicable to subtracting two values that have different numbers of decimal places for example subtracting 2.1 from 2.15?

None of the following rules are applicable.


How is adding and subtracting decimals similar to and different from adding and subtracting whole numbers?

You write down the numbers you want to add and subtract, making sure the decimal points are aligned. Then, you add (or subtract) EXACTLY as you would add or subtract integers. The decimal point in the solution should be aligned with the decimal points in the original numbers.


Why do you estimate when adding or subtracting decimal numbers?

In more than 40 years as a mathematician, I have never needed to do so.


When do you need to write zero as a placeholder when adding and subtracting decimals?

Adding decimal same as adding whole numbers


What happens to the decimal in adding and subtracting decimals?

When you are adding and subtracting decimals, youare +/- ing the whole numbers and tenths in the number. the decimal might go away ex: 1.3-0.3=1 or it won't ex: 1.9-0.3=1.6


What is the result of subtracting 2 numbers?

The result of subtracting 2 numbers is the difference.