# Use Four Sevens and One 1 To Get 100

Use Four Sevens And One 1 To Get 100

Answer or Solution : 1. This "Use Four Sevens and One 1 To Get 100" is a simple mathematic puzzle to sharp your mathematical skills.

2. There are two ways to derive this.

3. In a simple way, it is derived as 177 – 77 = 100.

4. In a complex and giving more meaning to this puzzle, it can be derived using basic mathematical operations such as +, -, *, /.

5. It is shown as (7+7)x(7+(1/7)) = 14 x ((49 + 1)/7) = 2 x 50 = 100.

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