Number Sense Jeopardy!

Name Those Numbers

100

45,000

forty five thousand

200

80,754

eighty thousand seven hundred fifty four

300

148,565

one hundred forty eight thousand five hundred sixty five

400

5,000,068

five million sixty eight

500

69,542,344

sixty nine million five hundred forty two thousand three hundred forty four

Find the Bigger Fraction

100

2/3 or 3/4?

3/4

200

11/20 or 21/40?

11/20

300

25/100 or 10/30?

10/30

400

8/4 or 21/7?

21/7

500

78/1440 or 624/11520?

Neither! These are equivalent fractions.

What Does This Number Look Like?

100

twenty five thousand

25,000

200

seventy two thousand four hundred three

72,403

300

one hundred six thousand nine hundred sixty four

102,964

400

two million four hundred sixty thousand eighty

2,460,080

500

six hundred forty two million nine hundred ninety nine thousand five

642,999,005

Orders of Magnitude

100

How many zeros are in the number 3x10⁴?

4

200

Is 4,000 bigger than 4x10⁸?

No - 4x10⁸ is equal to 400,000,000!

300

What number can be written as (7x10⁶ + 9x10⁵)?

7,900,000

400

How many zeros are in the number (5x10⁵ + 8x10³ + 3x10²)?

3 -> (5x10⁵ + 8x10³ + 3x10²) is equal to 508,300!

500

What number can be written as (6x10⁸ + 5x10⁷ + 4x10⁴ + 7x10³ + 5x10¹)?

650,047,070