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22 Cards in this Set
 Front
 Back
1/8

12.5%


3/8

37.5%


5/8

62.5%


7/8

87.5%


1/6

16 2/3%


1/3

33 1/3%


2/3

66 1/3%


5/6

63 1/3%


306090 Triangle

x:x(square root of 3):2x


45:45:90 Triangle

x:x:x(square root of 2)


Speed

Distance/ time


average speed

total distance/total time


rate

quantity of A/ quantity of B


% increase

(new amtoriginal amt)/ original amt x 100


% decrease

(org. amt. new amt)/ org. amt x 100


combined time

(AxB)/ (A+B)


A number is divisible by 2 if ____ digit is divisible by...

last, 2


A number is divisible by 3 if the _____ of its digits is divisible by...

sum, 3


A number is divisible by 4 if its _____ digit(s) is divisible by...

last two, 4


A number is divisible by 5 if its last digit is ....

0 or 5


A number is divisible by 6 if it is divisible by...

2 and 3


A number is divisible by 9 if the ____ of its digits is divisible by...

sum, 9
