Grade 5 Jeopardy

Algebra

100

2x - 6 = 4

x = 5

200

5x - 3 + 4 = 6

x = 1

300

x + 8(2-3) = 4 - 7

x = 5

400

(x-6)/2 + 3 = 7

x = 14

500

2(x-3)-6(3x-8) = 4+16

x = 11/8

Order of Operations

100

5*3-8+4

11

200

4(8-6) /2

4

300

5-9*3+8÷4-3

-23

400

11²*5-6÷3-8+4

599

500

2⁴-5(10-16÷2)+30-27

9

Geometry

100

Are all squares rectangles?

Yes

200

How much degrees do the angles in a triangle add up to.

180°

300

What is the formula to calculate the total number of degrees inside a regular polygon?

(n-2)180°

400

What is a reflex angle?

A reflex angle is angle that is greater than 180 degrees and less than 360 degrees.

500

How many degrees is each angle in a regular decagon?

144°

Divisibility Rules

100

Is 5,670 divisible by 10?

Yes

200

Is 12,356 divisible by 4?

Yes

300

Is 543,127 divisible by 3?

No

400

Is 1,243,513 divisible by 6?

No

500

Is 1,111,111 divisible by 11?

No

Random

100

Is 1,234 divisible by 2?

No

200

3 - 2x = 8 * 2 + 1

x = -7

300

Are all rectangles squares?

No, but some are.

400

5³-11*8÷4(2-1)

31

500

Is 2,541,678 divisible by 8?

No