Whole Number Place Value & 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 3 is in the hundreds place, so its value is 300.

Front

What is the value of the digit 5 in the number 5,678?

Back

The value of the digit 5 in the number 5,678 is 5,000 because it is in the thousands place.

Front

What does the term 'powers of ten' mean?

Back

Powers of ten refer to the number 10 raised to an exponent. For example, 10^2 means 10 multiplied by itself, which equals 100.

Front

What is 10^3?

Back

10^3 = 1,000.

Front

How do you express 1,000 as a power of ten?

Back

1,000 can be expressed as 10^3.

Front

What is the value of 10^2?

Back

10^2 = 100.

Front

What is the relationship between 10^n and 1/10^n?

Back

10^n is the same as multiplying by ten n times, while 1/10^n is the same as dividing by ten n times.

Front

What is the value of 10^4?

Back

10^4 = 10,000.

Front

If you divide a number by 10^2, what happens to the decimal point?

Back

Dividing by 10^2 (or 100) moves the decimal point two places to the left.

Front

What is the value of 17.4 ÷ 10^2?

Back

17.4 ÷ 10^2 = 0.174.