answersLogoWhite

0


Best Answer

how do we add or subtract decimal? its the same thing as using regular subraction and addition. Example: 12.4 +8.1 ______ =20.5 The same in subtraction! Just keep the decimals alligned!

User Avatar

Wiki User

15y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

14y ago

-to add or subtract decimals, line up the decimal points

-add or subtract the same way you do with whole numbers

ex: 12.4

+8.1

______

20.5

You can also do this strategy:

2.0

+6.0

_____

8.0

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you add or subtract decimals?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

When adding and subtracting decimals you must?

add them or subtract them, as appropriate!


When you add and subtract decimals with different signs how do you determine the sign?

fist then the kick then the uppercut


How do you add and subtract decimal models?

you add and subtract decimals by writing down your number and then line up your decimal's.yourwelcome kinda smart for a math problem like that huh?


What is the definition of subtracting decimals?

You subtract decimals together.


What do you do when you add or subtract decimals?

Adding and subtracting decimals is easy. When you put the numbers one above the other, line up the decimals vertically and treat as you would any whole number just keep the decimals in line and bring it straight down to your answer.


How to subtract decimals?

You line up the decimals and simply subtract. Below is an example. 2.989-1.989= 2.989 1.989 --------- 1.000


How do you add and subtract integers with decimals?

The same as integers without decimals. Just make sure the decimals are directly above and below one another. Use zeros as placeholders if you don't have enough numbers, that is, if one decimal is longer than the other.


Does decrease mean to add or subtract?

wich one


How does a place value chart help you add and subtract decimals?

Place Value Charts help you because they put the decimal in the right place.


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.


How do you subtract 151.6-44.85?

196.45


How do you subtract with decimal?

Its easy, dont worry about the decimal and do regular subtraction and at the end just add the decimal right under all the other decimals.