Understanding Place Value with decimals

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the digit 3 is in the hundreds place, so its value is 300.

Front

What does the decimal point represent?

Back

The decimal point separates the whole number part from the fractional part in a number. For example, in 12.34, 12 is the whole number and 34 is the fractional part.

Front

What is the value of the digit 5 in the number 45.95?

Back

In the number 45.95, the digit 5 is in the tenths place, so its value is 5/10 or 0.5.

Front

How do you multiply a decimal by 10?

Back

To multiply a decimal by 10, move the decimal point one place to the right. For example, 0.6 x 10 = 6.

Front

How do you divide a decimal by 10?

Back

To divide a decimal by 10, move the decimal point one place to the left. For example, 6.0 ÷ 10 = 0.6.

Front

What digit is in the hundredths place in the number 340.12?

Back

The digit in the hundredths place in 340.12 is 2.

Front

What is 10 times 0.3?

Back

10 times 0.3 is 3.

Front

What digit is in the tenths place in the number 45.95?

Back

The digit in the tenths place in 45.95 is 9.

Front

What is the value of 0.05 in terms of fractions?

Back

0.05 can be expressed as 5/100 or 1/20.

Front

What happens to a number when you multiply it by 1/10?

Back

When you multiply a number by 1/10, it is the same as dividing it by 10.