Rounding Whole Numbers: Test Your Skills

The video tutorial explains how to round the number 1,585 to the nearest ten. It begins by identifying the tens place and discusses the options of rounding up or down. The tutorial then explains the rule that if the digit to the right is 5 or greater, the number should be rounded up. Applying this rule, the number 1,585 is rounded up to 1,590. The tutorial concludes with the final result.

What number are we rounding to the nearest ten?

• 1,590

• 1,585

• 1,580

• 1,595

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Which digit do we focus on when rounding 1,585 to the nearest ten?

• The tens place

• The hundreds place

• The units place

• The thousands place

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If we round 1,585 up, what number do we get?

• 1,600

• 1,570

• 1,590

• 1,580

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If we round 1,585 down, what number do we get?

• 1,600

• 1,570

• 1,590

• 1,580

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Why do we round 1,585 up to 1,590?

• Because the digit to the right is less than 5

• Because the digit to the right is 5 or greater

• Because the tens place is 8

• Because the hundreds place is 5

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CCSS.3.NBT.A.1

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