Rounding

What is the sum of the following numerals rounded to the nearest hundreds?

• 1,100

• 1,000

• 300

• 200

The point on the number line represents the amount of Legos Renzo bought in November.

• The amount he has is less than 800 Legos.

• The amount he has is more than 900 Legos.

• The amount he has is about 800 Legos because the point is closer to the 800.

• The amount he has is about 900 Legos because the point is closer to the 900.

Mario wants to round the numbers 815 and 651 to the nearest hundred. Which statement is true about the numbers Marion will round?

• 815 will round to 900

• both numbers will round to 700

• 651 will round to 700

• 651 will round to 650

Julie was playing Fruit Ninja on her tablet. On the first round she scored 225 points, on the second she got 199 points and in the third round she scored 94 points. Which of the following number sentences shows one way to estimate how many points Julie won during these 3 rounds?

• 200 + 200 + 90 = 490

• 200 + 200 + 50 = 450

• 200 + 100 + 90 = 390

• 100 + 100 + 100 =300

What is the difference of the following numerals rounded to the neared hundred?

344 and 452

• 200

• 790

• 100

• 700

The point on the line represents the amount of words JC read in one day.

• The amount he read was less than 300 words.

• The amount he read was more than 400 words.

• The amount he read was about 300 words because the point is closer to 300.

• The amount he read was about 400 words because the point is closer to 400.

A dog weighs 37 pounds. When rounded to the nearest tens, about how much does the dog weigh?

• 30

• 35

• 40

• 50

A dolphin weighs 718 pounds. When rounded to the nearest hundreds place, about how much does the dolphin weigh?

• 800

• 700

• 720

• 710

A truck weighs 945 pounds. When rounded to the nearest tens, about how much does the truck weigh?

• 940

• 900

• 1,000

• 950

John has 39 blue marbles and 483 red marbles. What would be the best estimate, to the nearest tens, for how many marbles John has all together?

• 520

• 510

• 500

• 530