Sept 5 review

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest specified place value.

Front

What does it mean to round to the nearest ten thousand?

Back

Rounding to the nearest ten thousand means finding the closest multiple of 10,000 to a given number.

Front

What is the value of the digit 2 in the number 224?

Back

In the number 224, the digit 2 in the hundreds place represents 200, while the digit 2 in the tens place represents 20.

Front

How do you write numbers in word form?

Back

To write numbers in word form, you express each part of the number using words, starting from the largest place value.

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 212,809 in expanded form is 200,000 + 10,000 + 2,000 + 800 + 9.

Front

What is the nearest hundred to 1,457?

Back

The nearest hundred to 1,457 is 1,500.

Front

What is the nearest ten thousand to 823,123?

Back

The nearest ten thousand to 823,123 is 820,000.

Front

What does the digit in the tens place represent?

Back

The digit in the tens place represents how many groups of ten are in the number.

Front

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

Back

The value of a digit in a number is determined by its place value, which is based on its position in the number.

Front

What is the difference between hundreds and tens?

Back

Hundreds are 100 times greater than tens. For example, 200 in the hundreds place is 200 times greater than 2 in the tens place.