Rounding numbers grade 3

Front

Round 432 to the nearest ten.

Back

430

Front

Round 47 to the nearest ten.

Back

50

Front

Round 432 to the nearest hundred.

Back

400

Front

Round 267 to the nearest hundred.

Back

300

Front

Which number could NOT round to 300 when rounding by hundreds? 347, 249, 297, 305.

Back

249

Front

Which number could NOT be rounded to 650 when rounding by tens? 644, 645, 646, 647.

Back

644

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler but keeping its value close to what it was.

Front

When rounding to the nearest ten, what do you look at?

Back

You look at the digit in the ones place.

Front

If the ones digit is 5 or more, what do you do when rounding to the nearest ten?

Back

You round up.

Front

If the ones digit is less than 5, what do you do when rounding to the nearest ten?

Back

You round down.