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 351, the 3 is in the hundreds place, the 5 is in the tens place, and the 1 is in the ones place.

Front

What does rounding mean?

Back

Rounding is the process of adjusting a number to make it simpler while keeping its value close to what it was. For example, rounding 566 to the nearest ten gives you 570.

Front

How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare their values and arrange them starting from the smallest to the largest. For example, the order of 300, 351, and 319 is 300, 319, 351.

Front

What is the word form of the number 236?

Back

The word form of 236 is 'two hundred thirty-six.'

Front

What is the expanded form of the number 1,521?

Back

The expanded form of 1,521 is 1000 + 500 + 20 + 1.

Front

What is the place and value of the digit 5 in the number 351?

Back

The place of the digit 5 in 351 is the tens place, and its value is 50.

Front

How do you round the number 566 to the nearest ten?

Back

To round 566 to the nearest ten, look at the digit in the ones place (6). Since it is 5 or more, you round up to 570.

Front

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

Back

The hundreds place represents values in the hundreds (100s), the tens place represents values in the tens (10s), and the ones place represents single units (1s).

Front

How do you identify the greatest number in a set?

Back

To identify the greatest number in a set, compare each number and find the one with the highest value.

Front

What is a digit?

Back

A digit is any of the numerals from 0 to 9 used to represent numbers.