3 Digit Numbers & Skip Counting

Front

What is a 3-digit number?

Back

A 3-digit number is a number that has three places, representing hundreds, tens, and ones. For example, 256 is a 3-digit number.

Front

How do you find out how many people are left after some leave?

Back

To find out how many people are left, subtract the number of people who left from the total number of people.

Front

What does expanded form mean?

Back

Expanded form is a way to write a number by showing the value of each digit. For example, 239 in expanded form is 200 + 30 + 9.

Front

What is skip counting?

Back

Skip counting is counting by a number other than one, such as counting by twos (2, 4, 6) or fives (5, 10, 15).

Front

How many hundreds are in 100?

Back

There is 1 hundred in 100.

Front

How many tens are in 100?

Back

There are 10 tens in 100.

Front

What is the value of the digit 5 in the number 256?

Back

In the number 256, the digit 5 is in the tens place, so its value is 50.

Front

If you have 567 people and 100 leave, how do you calculate the remaining number?

Back

Subtract 100 from 567: 567 - 100 = 467.

Front

What does the digit 2 represent in the number 239?

Back

In the number 239, the digit 2 is in the hundreds place, representing 200.

Front

How do you write 256 in expanded form?

Back

256 in expanded form is 200 + 50 + 6.