Rounding multi-digit numbers

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was. This often involves increasing or decreasing the number to the nearest specified place value.

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 greater, round up; if it is less than 5, round down.

Front

What is the result of rounding 76,340 to the nearest thousand?

Back

76,000.

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 greater, round up; if it is less than 5, round down.

Front

What is the result of rounding 27,955 to the nearest hundred?

Back

28,000.

Front

What happens to the digits to the right of the rounded place value?

Back

When you round to a specific place value, all of the digits to its right become zeros.

Front

True or False: When rounding, the digit in the place value you are rounding to is always changed.

Back

False. The digit in the place value you are rounding to may remain the same if the digit to the right is less than 5.

Front

What is the result of rounding 6,978 to the nearest hundred?

Back

7,000.

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the units digit. If it is 5 or greater, round up; if it is less than 5, round down.

Front

What is the result of rounding 45,291 to the nearest ten?

Back

45,290.