Rounding Fun: Tens and Hundreds

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. It often involves increasing or decreasing the number to the nearest specified place value.

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means adjusting a number to the closest multiple of 100. If the tens digit is 5 or more, round up; if it is 4 or less, round down.

Front

How do you round the number 345 to the nearest hundred?

Back

To round 345 to the nearest hundred, look at the tens digit (4). Since it is less than 5, round down to 300.

Front

What is the hundreds place in the number 762?

Back

The hundreds place in the number 762 is 7.

Front

How do you round 256 to the nearest ten?

Back

To round 256 to the nearest ten, look at the ones digit (6). Since it is 5 or more, round up the tens digit to 6, resulting in 260.

Front

What is the result of rounding 256 to the nearest hundred?

Back

When rounding 256 to the nearest hundred, look at the tens digit (5). Since it is 5 or more, round up to 300.

Front

What is the process of rounding 89 to the nearest ten?

Back

To round 89 to the nearest ten, look at the ones digit (9). Since it is 5 or more, round up the tens digit to 9, resulting in 90.

Front

If John has 312 apples and gives away 157, how do you estimate how many he has left by rounding?

Back

First, round 312 to the nearest hundred (300) and 157 to the nearest hundred (200). Then, subtract: 300 - 200 = 100. The estimated number of apples left is about 100.

Front

What is the nearest hundred to 560?

Back

The nearest hundred to 560 is 600, as the tens digit (6) is 5 or more.

Front

How do you round 89 to the nearest hundred?

Back

To round 89 to the nearest hundred, look at the tens digit (8). Since it is 5 or more, round up to 100.