Gimme 5's

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Evaluate (write each the "long" way):

a)   53 52 =

b)  (53)2     =

c)   53 / 52 =

d)   52 / 53 =

 

 

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Answers

a)   53 52 = (5 5 5) (5 5) = 55 = 3,125

b)  (53)2     = (5 5 5) (5 5 5) = 56 = 15,625

c)   53 / 52 = (5 5 5) / (5 5) = 51 = 5

d)   52 / 53 = (5 5) / (5 5 5) = 5-1 = 1/5

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