Rounding

Round the number 45 to the nearest tens place.

• 40

• 50

Round the number 87 to the nearest tens.

• 80

• 85

• 90

Round 302 to the nearest hundreds place.

• 300

• 310

• 400

Round 1,245 to the nearest THOUSANDS place.

• 1,000

• 1,200

• 1,250

• 2,000

Round 5,643 to the nearest HUNDREDS place.

• 5,000

• 5,600

• 5,700

• 6,000

What is the best estimate of 23 + 43?

Hint: Stack your numbers and add!

• 50

• 60

• 70

• 80

Round to the nearest ten:
752

• 700
• 800
• 750
• 760

Ms. Almy is 28 years old.  How old is Ms. Almy rounded to the nearest 10?

• 10
• 20
• 30
• 999,999,999,999,999

What is the expanded form of 809?

• (8 x 1) + (9 x 1)
• (8 x 10) + (9 x 1)
• (8 x 100) + (9 x 1)
• (8 x 1,000) + ( 9 x 1)

Jorge lives in a town of 8,529 people. How many people, rounded to the nearest hundred, live in Jorge’s town?

• 8,500 people
• 8,530 people
• 8,600 people
• 9,000 people