Place value and rounding flashcard

Front

What is place value?

Back

Place value is the value of a digit based on its position within a number. Each position represents a power of ten.

Front

How do you write the number 630,401 in standard form?

Back

The standard form of six hundred thirty thousand, four hundred one is 630,401.

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.

Front

How do you round a number to the nearest thousand?

Back

To round 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 56,257 to the nearest thousand?

Back

56,257 rounded to the nearest thousand is 56,000.

Front

How do you round a number to the nearest hundred?

Back

To round 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 27,435 to the nearest hundred?

Back

27,435 rounded to the nearest hundred is 27,400.

Front

What is the result of rounding 6,944 to the nearest thousand?

Back

6,944 rounded to the nearest thousand is 7,000.

Front

How do you round a number to the nearest ten thousand?

Back

To round to the nearest ten thousand, look at the thousand's digit. If it is 5 or greater, round up; if it is less than 5, round down.

Front

What is the result of rounding 237,591 to the nearest ten thousand?

Back

237,591 rounded to the nearest ten thousand is 240,000.