Do The Math!

Groups Actual Amount Decimal Percent Fraction

Sponges

 

4,200
   

Jellyfish and corals

 

9,200
     

Worms

 

22,500
     

Mollusks

 

12,500
     

Starfish, sand dollars, and sea urchins

 

5,000
     

Crustaceans

 

26,000
     

Centipedes and Millipedes

 

8,300
     

Arachnids

 

25,000
     

Insects

 

1,000,000
     

Fish

 

20,000
     

Amphibians

 

2,800
     

Reptiles

 

7,000
     

Birds

 

8,000
     

Mammals

 

4,000
     

Total

 

1,200,000
     
 
Page 4
More Than Mammals