Rounding Numbers: Nearest 10 and 100

This video tutorial teaches how to round numbers to the nearest hundred and ten by examining the digit to the right of the target place. It uses real-life examples, such as visitor data from landmarks and food consumption, to illustrate the rounding process. The video also includes challenges for viewers to practice rounding skills.

What is the key number to decide if you should round up or down?

• 10

• 5

• 7

• 3

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How many visitors did Mount Rushmore have after rounding to the nearest hundred?

• 100

• 200

• 300

• 400

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When rounding to the nearest hundred, what do you do with the numbers in the tens and ones places?

• Add them together

• Change them to zeros

• Change them to fives

• Leave them as is

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When rounding a number, which place do you look at to decide whether to round up or down?

• The place you are rounding to

• One place to the left of the place you are rounding to

• One place to the right of the place you are rounding to

• Two places to the right of the place you are rounding to

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What number does 871 round to when rounding to the nearest hundred?

• 900

• 800

• 850

• 870

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After rounding, how many visitors did the Grand Canyon have to the nearest hundred?

• 900

• 1000

• 950

• 1050

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What happens to the number in the hundreds place when you round up?

• It stays the same

• It decreases by one

• It increases by one

• It becomes zero

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What was the rounded number of vegetables eaten by the kids this week?

• 30

• 20

• 50

• 40

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How much protein does each kid eat a day after rounding to the nearest hundred?

• 250 grams

• 200 grams

• 150 grams

• 100 grams

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To the nearest ten, how many grams of grains does one kid eat a day?

• 100 grams

• 90 grams

• 80 grams

• 70 grams