Lateral Thinking Puzzles

73. Creating 100 With Four Sevens

Using the numbers 7, 7, 7, 7, 1, the answer is 100. How?

Condition: using only +, *, /, %, () these symbols. Don't use other symbols.

Added 20 July 2012

Hint:

Consider how you can manipulate the numbers through multiplication and addition to reach 100.

Solution:

(7 * 7) + (7 * 7) + 1 = 100


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