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Put them one below the other so that the decimal points are aligned. Fill out to the right with extra zeroes, so that they have the same amount of decimals - or just imagine the missing zeroes.

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Q: What are the rules for adding and substracting decimals?
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Related questions

How do you add decimals with different signs?

Same rules as adding whole numbers with different signs.


What grade do you learn adding decimals?

3rd. Adding Decimals 5th - Adding and subtracting 6th - Dividing Decimals


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.


What are some of the rules to follow with decimals?

1. When adding, the decimals MUST line up: 012.3 +32.1 2. When multiplying, you dont have to put the decimals side by side: 12.3 x323.55 Then you count how many numbers are after the decimals, which, in this case, is three. Hope it helped!


What is the rule when adding decimals?

keep your decimals in the right position


What is the definition of adding decimals?

To add the two decimals together


What are the three rules of adding and subtracting decimals for 5 grade?

line up the decimal point when your adding and subtracting. add annex a zero when you have extra number. sometimes you can use a number line.


What is the rule for decimals?

There are several rules for decimals, depending on what you want to do.


What does adding decimals mean?

I dont know


When adding or subtracting fractions what should you do first?

For adding or substracting fractions first of all we should calculate the LCM( Lowest Common Multiplier) of the denominators in both of the fractions.


What are the steps to adding decimals?

There is a system or strategy to adding them it is called DUD. Decimal Under Decimal 1.2 1.2+ 2.4 Now that's how you add decimals!!


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

Adding decimal same as adding whole numbers