Place Value and Powers of Ten

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 term 'powers of ten' refer to?

Back

Powers of ten refer to the number 10 raised to an exponent. For example, 10^2 (10 squared) equals 100, and 10^3 (10 cubed) equals 1,000.

Front

How does moving a decimal point to the right affect a number?

Back

Moving a decimal point to the right increases the value of the number by a factor of ten for each place moved.

Front

How does moving a decimal point to the left affect a number?

Back

Moving a decimal point to the left decreases the value of the number by a factor of ten for each place moved.

Front

What is the value of the digit 5 in the number 5,432?

Back

In the number 5,432, the digit 5 is in the thousands place, so its value is 5,000.

Front

What is 10^3?

Back

10^3 equals 1,000.

Front

What is 0.1 as a fraction?

Back

Front

Back

The result is 6.21.

Front

Back

The result is 62.1.

Front

Back

The number is 0.8.