Rounding Basics

Which digit is in the hundreds place of 1,379 ?

• 7

• 3

• 1

• 9

Tags

CCSS.2.NBT.A.1

When rounding 2,583 to the nearest hundred, which digit tells us if we round up or down?

• 3

• 2

• 5

• 8

When rounding to the nearest ten, which place value tells us to round up or down?

• Hundreds

• Tens

• Thousands

• Ones

When rounding to any place value, the digit to the _________ tells us to round up or down?

• Right

• Left

• The Place Value being rounded

• Side

When rounding 3,254 to the nearest hundred, the hundred above and below it will be?

• 154 - 254

• 3,200 - 3,300

• 100 - 200

• 3,254 - 3,354

If rounding a number between 400 and 500, what would the halfway point be?

• 450

• 550

• 55

• 50

Choose the numbers that would round to 300.

• 348

• 279

• 237

• 259

Choose all the ways you can EXPLAIN how you solved a rounding problem.

• Draw a vertical number line with all the needed numbers and an arrow pointing from the rounded number to where it rounds.

• Write 4 and below let it go or 5 and above give it a shove.

• Draw a rounding hill with all the needed numbers and an arrow pointing from the rounded number to where it rounds.

• Write the number is above the halfway point or below the halfway point so that's why it rounds where I said.

One way to identify where a number will round to is to...

• Always look to the left

• Circle the digit in the rounding place value and draw and arrow to the place value next door to the right.

• Guess

• Always round up

When rounding to the nearest hundred, which place value will tell us to round up or down?

• ones

• Tens

• Fifteen

• Hundreds