7th Grade Math Review Jeopardy!

Group 1

100

Select all the sums that are positive:

Selecciona todas las sumas que sean positivas:

-5 + (-2)

5 + (-2)

-3 + 4

0 + (-3)

-2 + (4)

5 + (-2)

-3 + 4

-2 + (4)

200

Audrey deposits $27 in her account. Then she makes two withdrawals, one for $15 and one for $12. What is the total change to the balance of Audrey’s account? Explain.

The total change is 0. Audrey deposited $27 dollars then withdraws a total of $27. 

300

Find the difference:

-18 - (-55)

37

400

At the nearest wholesale store, 3 bags of cereal cost $21.75. At this rate, how much would 5 bags of cereal cost?

$36.25

500

(-35)/2

-17.5

Group 2

100

A square has one side measuring 5 feet. What is its area?

25 square feet

200

A triangle has a base of 6 inches and a height of 9 inches. What is its area?

27 square inches

300

What is the area of a rectangle whose given side lengths are 8 cm and 12 cm?

96 square cm

400

Sierra left $4.50 as a tip for a waiter. This was 18% of the bill. How much was her bill before adding the tip?

$25.00

500

What is the area of a circle whose diameter is 12cm?

113.04 cm squared

Group 3

100

A triangle has angles measuring 30 degrees and 40 degrees. What is the measure of the third angle?

110 degrees

200

An angle greater than 0 degrees but less than 90 degrees

Acute

300

I have 1 right angle, 2 other equal angles always of 45°, and 2 equal sides

Isosceles triangle

400

A 180 degree angle is called a ________ angle.

Straight

500

Angles that adding up to a total of 90°

Complementary Angles

Group 4

100

(30/5) + 2 * 3^2 =

24

200

(5 * 3)6 + 8/2 - 6 +3 =

91

300

4 + 2(8^2 -4) - 20/2 =

470

400

5*2 + 10 -3 * 5^2 =

-55

500

5*4 (10*2) + 6 =

406

Group 5

100

If there are 6 boys and 3 girls, what is the ratio of girls to boys in lowest form?

1:2

200

Simplify: 16:4

4:1

300

Solve for x to make these proportional: 5/6 = x/36

x = 30

400

Simplify: 144:60

12:5

500

Last week Bill earned $210 for a 30-hour week. What was his pay rate? What would he have earned for a 40-hour week?

Pay rate = $7/hour In a 40-hour week Bill would have earned $280.