# Use the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, once each and in their natural order to obtain an answer of 100. You may use only the operations....+, -, *, /.

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### 3 Answers

Solve the following situation: ((((((((1 ? 2) ? 3) ? 4) ? 5) ? 6) ? 7) ? 8) ? 9) = 100

The answer to this puzzle is ((1 × 2) + 3) × 4 × 5 + 6 - 7 - 8 + 9 = 100

1+2+3+4+5+6+7+8*9 =100.

Sum from 1 to 7 = 28.

9*8=72

**1+2+3+4+5+6+7=288 x 9=72**

So... 1+2+3+4+5+6+7+8 x 9 =100