decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal that represents 5/10.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the value of the digit 5 in 78.25?

Back

The value of the digit 5 in 78.25 is 0.05.

Front

How do you round a decimal to the nearest tenth?

Back

To round a decimal to the nearest tenth, look at the hundredths place. If it is 5 or more, round up; if it is less than 5, round down.

Front

Compare the decimals: 5.5 _____ 5.05

Back

5.5 > 5.05.

Front

What is the place value of the digit 3 in 0.37?

Back

The place value of the digit 3 in 0.37 is 0.3 or three-tenths.

Front

What is 0.1 as a fraction?

Back

0.1 as a fraction is 1/10.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.75 = 75/100) and simplify.

Front

What is the sum of 3.5 and 1?

Back

The sum of 3.5 and 1 is 4.5.

Front

What is 0.37 + 0.1?

Back

0.37 + 0.1 = 0.47.