prime numbers
animal ridddles
addition
division
square roots
100

What prime number between 4 and 6

5

100

i stay up at night and sleep during the day. i can turn my 270 degrees

Owl

100

22+120=

142

100

20 divide by 2

10

100

perfect square root of 36

6

200

Prime number between 14 and 18

17

200

I sleep by day fly by night and have no feathers.

Bat

200

2+4+2+4

12

200

33 divided by 11

3

200

perfect square root of 121

11

300

Prime number between 54 and 60

59

300

I have a thousand needles but i do not sew.

Porcupine

300

324+442=

766

300

105 divided by 7

15

300

estimate the square root of 200 to the closest perfect square

14

400

Two prime numbers between 99 and 105

101, 103

400

I have a whole in my back and legs i lack. I live where I can't breathe, I eat without teeth 

Whale

400

1036+1036

2072

400

303 divided by 101

3

400

estimate the square root of 133 to the closest perfect square

11

500

Three prime numbers between 70 and 80

71,71,79

500

I wear a crown but i'm not royality. I have wings but i prefer to stay on the ground. I wake up before the sun rises and let you know it

Rooster

500

20+33+50+100

203

500

3425 divided by 5

685

500

prime factorization:  square root of 44

2 square root 11.   or 2x2x11

M
e
n
u