Adding and Subtracting Place Values

What is the last step when you are adding or subtracting decimals?

• Line them up

• Drag the point

• Move the decimal point to the end.

What is the rule for adding decimals?

• Add first

• Line up the decimals first, then fill in with zeros.

• Move the decimal to the right the total amount of numbers after the decimal.

• Subtract

Are the decimals correctly aligned?

• Yes

• No

What is the first step when adding and subtracting decimals?

• Line up the digits

• Add the digits from right to left

• Line up the decimals

• Add the digits from left to right

When adding decimals, you must ALWAYS...

• Write it out horizontally.

• Line up the decimals.

• Subtract.

• Move the decimal.

When numbers are taken away.

• Addition

• Subtraction

• Multiplication

• Division

What is the first step to adding and subtracting decimals?

• Line up the decimals.

• Add zeros.

• Start adding.

• Start subtracting.

What is the second step in adding or subtracting decimals?

• Set up the problem vertically and line up the decimals

• Insert placeholder zeros if needed

• Add or subtract the numbers

• Bring the decimals straight down

How do you solve problems that involve adding decimals?

• if the decimal is in the house, raise it to the roof

• Bring UP the decimal point

• Line up the decimals

• Completely ignore the decimal