Math Is Fun Forum
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#1 2008-05-01 18:55:30
- jayanta
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making 100 using four 7
making 100 using four 7
#2 2008-05-01 19:06:33
- Dragonshade
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- Registered: 2008-01-16
- Posts: 147
Re: making 100 using four 7
If I understand the question correctly, Its not possible
7*7*7*7 (* is whatever operation you place, + - x /) , the result will always be a mutiple of 7
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#3 2008-05-01 20:47:35
- JaneFairfax
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- Registered: 2007-02-23
- Posts: 6,868
Re: making 100 using four 7
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