Riddles
Geometry
Fractions
Rounding & Decimals
Fun facts
100

How many months of the year have 28 days?

All of them!

100

Find the perimeter of a rectangle with a height of 6 feet, and a base of 13 feet.

38 feet

100

1/4 + 3/5

17/20

100

Round 10.467 to the tenths place

10.5

100

Do fish cough?

Yes!
200

I have a tail and a head, but no body. What am I?

A coin

200

Find the area of an isosceles trapezoid with Base 1 = 6 inches, Base 2 = 8 inches, and Height = 9 inches

63 in2

200

7/8 - 1/9

55/72

200

Add 25.82 + 13.7

39.52

200

Which body part gets warmer when you lie?

Your nose

300

What question can you never answer yes to?

Are you asleep yet? or Are you dead?

300

Find the area and perimeter of a rhombus with a side of 8 meters, diagonal 1 = 16 meters, and diagonal 2 = 10 meters

Area = 80 m2

Perimeter = 32 m
300

5/6 x 1/11

5/66

300

101.35 - 23.8

77.55

300

How long does it take for a pineapple to grow to its full size?

2-3 years

400

What gets wet while drying?

A towel

400

Find the area and perimeter of a parallelogram with a base of 7 feet, a height of 5.5 feet, and a side of 6 feet

Perimeter = 26 feet

Area = 38.5 feet

400

8/4 ÷ 4/6

3

400

15.6 x 0.07 (round to tenths)

1.092 --> 1.1

400

Which two animals sleep standing up?

Horses and Cows

500

I shave every day, but my beard stays the same. What am I?

A barber

500

Find the area and volume of a cylinder with a radius of 5 inches and a height of 10 inches

Area = 471 in2

Volume = 785 in3

500

40/5 + 30/10 + 54/6

20

500

15.9 ÷ 0.03

530

500

Which planet spins the fastest?

Jupiter