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....+, -, *, /.

Expert Answers
kjcdb8er eNotes educator| Certified Educator

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

neela | Student

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

Sum from 1 to 7 = 28.

9*8=72

 

Amanda_fernando | Student

1+2+3+4+5+6+7=28
8 x 9=72

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