Comparing Numbers/Place Value 3rd

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, the 4 is in the tens place, and the 5 is in the ones place.

Front

What does the digit '4' represent in the number 849?

Back

In the number 849, the digit '4' is in the tens place, which means it represents 40.

Front

How do you compare two numbers?

Back

To compare two numbers, look at the digits from left to right. The first digit that differs determines which number is greater or smaller.

Front

What is the standard form of a number?

Back

Standard form is the way of writing numbers using digits. For example, the number 800 + 40 + 9 in standard form is 849.

Front

What is the value of the digit '9' in the number 2,983?

Back

In the number 2,983, the digit '9' is in the tens place, which means it represents 90.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. For example, 2 < 3 means 2 is less than 3.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. For example, 5 > 2 means 5 is greater than 2.

Front

What is the value of the digit '3' in the number 3,456?

Back

In the number 3,456, the digit '3' is in the thousands place, which means it represents 3,000.

Front

How do you write the number 1,125 in expanded form?

Back

1,125 in expanded form is 1,000 + 100 + 20 + 5.

Front

What is the difference between hundreds, tens, and ones?

Back

Hundreds are groups of 100, tens are groups of 10, and ones are single units. For example, in 234, there are 2 hundreds, 3 tens, and 4 ones.