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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?

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Q: How do you add and subtract decimal models?
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Related questions

Explain why it is important to line up decimal numbers by their place value when you add or subtract them?

explain why it is important to line up decimal numbers by their place value when you add or subtract them


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.


What are the four fundamentals operation with decimal numbers?

Add, subtract, multiply and divide.


How do you add or subtract decimals?

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!


How can i use decimal models to add decimals?

You can use decimal models to add decimals by using the hundedths blocks as used in base-ten blocks and add the following decimals you need to and use the hundredths block to shade in the total.


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.


How do you subtract 0.5 from 0.05 how do you work it out it?

Well, honey, if you want to subtract 0.5 from 0.05, you're gonna end up with a negative number. Technically, you can do the math by borrowing and carrying over decimals, but let's be real - that's just a whole lot of unnecessary work for a result that doesn't make much sense. Just keep it simple and know that 0.05 minus 0.5 is -0.45.


How do we get the estimated sum and difference of decimal number?

(A) Add them together.(B) Subtract the smaller from the larger.


Round each decimal to the nearest one. Then add or subtract 52.85-9.09?

I think it is 9!


Does decrease mean to add or subtract?

wich one


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.


Does how many mean add or subtract?

does how many mean add or subtract