Rounding - 10s and 100s

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 ten or hundred.

Front

What does it mean to round to the nearest ten?

Back

Rounding to the nearest ten means finding the closest multiple of ten to a given number.

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means finding the closest multiple of one hundred to a given number.

Front

Round 455 centimeters to the nearest hundred centimeters.

Back

500cm

Front

Round 21 students to the nearest ten.

Back

20 students

Front

Round 17 grams to the nearest ten grams.

Back

20 g

Front

Round 861 seats to the nearest hundred.

Back

900 seats

Front

Round the time 10:14am to the nearest ten minutes.

Back

10:10am

Front

If a number is 5 or more, what do you do when rounding?

Back

You round up.

Front

If a number is less than 5, what do you do when rounding?

Back

You round down.