Indices Jeopardy

Index Numbers

100

What is the large number called in index notation.

Base number (or base)

200

Why is index notation useful?

Simpler/easier/shorter way of writing some numbers.

300

What is another name for the index number?

Exponent/power/order

400

Evaluate:

2²x 5²

100

500

Solve 5x⁰

5

Index Laws

100

Which operation is missing?

 a^m x aⁿ = a^{m __ n}

+ (addition)

200

Simplify:

5² x 5⁴

5⁶

300

Which operation is missing?

 a^m ÷ aⁿ = a^{m __ n}

- (subtract)

400

Simplify:

2¹⁰ ÷ 2⁶

2⁴

500

Evaluate:

2⁰

1

BIDMAS

100

Which operation always goes first?

brackets

200

Which operation (multiplication or division) goes first?

Whichever comes first in the problem.

300

Evaluate:

3 + 4 x 5

23

400

Evaluate:

4 x 2 - 1 + 5

12

500

Evaluate:

2² + 3 x 5 - 9 ÷ 3

16

Bizarre Maths Facts

100

Which two prime numbers are the only to end in 2 or 5?

2 and 5

200

What is the billionth digit of Pi?

9

300

In a crowded room, what is the chance of two people sharing a birthdate?

50%

400

What is the only number not represented by roman numerals?

0

500

What does every odd number have in it?

The letter e

Bizarre Science Facts

100

What do Anemometers measure?

Wind speed

200

What are the only 2 letters not to appear on the periodic table?

J and Q

300

Which two planets in our solar system don't have moons?

Mercury and Venus

400

Which two elements on the periodic table are liquids at room temperature?

Bromine and Mercury

500

Which element is the most common element in the Earth's crust?

Oxygen