Q: How can i use place value and properties to add and subtract decimals?

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you can line up the decimals

The simplest way is to line up the numbers so that their decimal points are aligned, and corresponding digits are also aligned according to their place value.

it affects because when you multiply you have to move the decimals to the left or right.......(helpful info)

3 will be three thousandths. that mean 4 places after the decimals

Your guess is as good as mine. I need help also!

Related questions

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

you can line up the decimals

what is the place value of 198,752 underline digit is 9

The simplest way is to line up the numbers so that their decimal points are aligned, and corresponding digits are also aligned according to their place value.

Understanding place value helps me to subtract across zeros by putting a \ on it

A single digit in a number can have a place value. A number with several digits cannot.

What does it mean to talk about place

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

place value :)

it affects because when you multiply you have to move the decimals to the left or right.......(helpful info)

Hundredths.

because if you don't know the place value you might have trouble answering the question and you might get it wrong .