Brooke and Sophia's Jeopardy

Rational & Irrational Numbers

100

Find the irrational number:

33.3 repeated, 25, pi, 8.634029

pi

200

Define a rational number.

Any number that can be made into fractional form.

300

Find the rational number:

1.533, 7.8repeated 483 repeated, the square root of 2⁵, pi²

1.533

400

How many numbers are irrational:

square root of three, pi, e, 1/3, 0, square root of two⁴⁸, 22/7, square root of 36

4:

square root of three, pi, e, square root of two⁴⁸

500

Find the irrational root number:

144, 18, 2, 10

the square root of 2

Adding and Subtracting Decimals

100

89.54 + 22.17

111.71

200

55.37 - 37.9

17.47

300

48.58 + 44.636

93.216

400

79.54 - 43.16

36.38

500

4763.35 - 2474.8

2288.55

Percents

100

What is 50% of 76.1?

38.05

200

What is 25% of 2500?

625

300

What is 1% of 41.6?

0.416

400

What is 106% as a fraction?

53/50

500

What is 48/79 as a percent?

Calculator Allowed

60.7595%

PEMDAS

100

Reorder and fill in the order:

Parentheses

E____

D______

Multiply

_______

Subtract

Parentheses

Exponents

Multiply

Divide

Add

Subtract

200

8 x (3 x 2 - 8) + 10

-6

300

10+(10+(10-5)²)+6

51

400

(9-4)²+4)+13+5²

67

500

(-2)⁴ + (-8)) x (-9) + (-8)

80

Variables

100

5/6 x y = 8

0.10416 repeated

200

13 x y = 91 / 7

7

300

105 + y = 36

-69

400

(5 x y²) + 9

45.945

500

2y² - 12y = -13.5

4.5