Adding and Subtracting Decimals

Front

What is the process of adding decimals?

Back

To add decimals, align the numbers by the decimal point and add each column starting from the right, carrying over if necessary.

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract each column starting from the right, borrowing if necessary.

Front

What is the value of 0.1 + 0.2?

Back

0.3

Front

If you have $50 and spend $12.75, how much do you have left?

Back

$37.25

Front

What is the sum of 23.45 and 76.55?

Back

100.00

Front

How do you round a decimal to the nearest whole number?

Back

Look at the digit to the right of the decimal point; if it's 5 or more, round up, otherwise round down.

Front

What is the result of 100.00 - 45.67?

Back

54.33

Front

If a car travels 12.5 miles in the first hour and 15.3 miles in the second hour, what is the total distance traveled?

Back

27.8 miles

Front

What is the change received from a $50 bill after buying items worth $29.99?

Back

$20.01

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.