3rd Grade Place Value and Rounding

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 rounding mean?

Back

Rounding means adjusting a number to make it simpler but keeping it close to the original value. For example, rounding 47 to the nearest ten gives you 50.

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the value of 846 rounded to the nearest hundred?

Back

800

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the ones digit. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the value of 8,789 rounded to the nearest ten?

Back

8,790

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits. For example, the number 'one thousand four hundred seven' is written as 1,407.

Front

What is the standard form for one thousand four hundred seven?

Back

1,407

Front

How do you round a number to the nearest thousand?

Back

To round a number to the nearest thousand, look at the hundreds digit. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the value of 4,576 rounded to the nearest hundred?

Back

4,600