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A puzzle related to mathematical facts and objects, whose solution needs mathematical arguments. General mathematics questions are off-topic but can be asked on Mathematics Stack Exchange.

8 votes

100 using only 5 number of digits

One: $$ 100=111-11 $$ Two: $$ 100=(2*2*2+2)^2 $$ Three: Four: Five: Six: Seven: Eight: Nine: logarithms <3
Alexandr Sukharev's user avatar