Place Value and Rounding Review

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, so its value is 300.

Front

What is the expanded form of a number?

Back

The expanded form of a number shows the value of each digit. For example, the expanded form of 1,234 is 1,000 + 200 + 30 + 4.

Front

What is rounding?

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 67 to the nearest ten gives you 70.

Front

What is the place value position of the digit 5 in the number 5,678?

Back

The place value position of the digit 5 in the number 5,678 is in the thousands.

Front

What is the value of the digit 7 in the number 7,345?

Back

The value of the digit 7 in the number 7,345 is 7,000.

Front

What period do the digits 456 belong to in the number 1,456,789?

Back

The digits 456 belong to the thousands period in the number 1,456,789.

Front

How do you find the value of a digit in a number?

Back

To find the value of a digit, multiply the digit by the value of its place. For example, in 4,321, the value of 4 is 4,000.

Front

What is the place value of the digit 2 in the number 2,345?

Back

The place value of the digit 2 in the number 2,345 is in the thousands.

Front

What is the expanded form of the number 2,018?

Back

The expanded form of 2,018 is 2,000 + 0 + 10 + 8.

Front

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

Back

The value of the digit 3 in the number 3,456 is 3,000.