Rounding to the Nearest Ten Using a Number Line

You can _______ a number to find an estimate.

• multiply

• add

• round

• change

Rounding means...

• finding the exact answer.

• always making a number smaller.

• always making a number bigger.

• making a number simpler, but keeping its value closer to what it was.

Which number does NOT round to 270 when rounded to the nearest ten?

• 266

• 268

• 276

• 274

Match each number to the number that shows it rounded to the nearest ten.

• 70

• 34

• 10

• 84

• 30

• 15

• 20

• 73

• 80

• 9

A school was collecting cans for a can drive. Find the total number of cans collected and round it to the nearest tens.

Mathematical Equivalence

OFF

Match the following numbers to the number it rounds to!

• 570

• 585

• 590

• 572

• 580

• 577

Tags

rounding to the nearest 10

Round each number to the nearest ten.

• 470

• 328

• 620

• 587

• 590

• 465

• 330

• 619

• 230

• 232

Round 57 to the nearest ten

• 60

• 50

• 70

• 80

Match the number to the number it would round to the nearest 10.

• 680

• 689

• 690

• 344

• 1000

• 347

• 350

• 681

• 340

• 995

Which point on the number line would not round to 30 when rounded to the nearest 10?

• A

• B

• C

• D