Comparing Place Values

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

How do you compare two decimal numbers?

Back

To compare two decimal numbers, align the decimal points and compare each digit from left to right. The first digit that differs determines which number is greater.

Front

What does rounding mean?

Back

Rounding means adjusting a number to a nearby value that is simpler or easier to work with, often to a specified place value.

Front

What is the value of the digit 7 in the number 7,482?

Back

In the number 7,482, the digit 7 is in the thousands place, so its value is 7,000.

Front

If a number is 10 times larger, how does its place value change?

Back

If a number is 10 times larger, each digit moves one place to the left, increasing its value by a factor of ten.

Front

What is the average weight of a Jack Russell Terrier if the average weight of a Saint Bernard is 175 lbs?

Back

The average weight of a Jack Russell Terrier is 17.5 lbs, which is 1/10 of the Saint Bernard's weight.

Front

How many legos did Christian have last month if he has 170 now and this is 10 times as many?

Back

Christian had 17 legos last month.

Front

What is the relationship between 17.9 and 17.900?

Back

17.9 is equal to 17.900; they represent the same value.

Front

What is the relationship between 12.91 and 12.899?

Back

12.91 is greater than 12.899.

Front

How do you round 217.856 to the nearest hundredths?

Back

217.856 rounded to the nearest hundredths is 217.860.