Fraction Multiplication Equal to 1

Directions: Use the digits 1 to 9, at most one time each, to fill in the boxes so that the three fractions have a product as close to 1 as possible.


What must be true about the numerator and denominator for the final result to be equal to 1?


There are many answers but all of them will either be 36/36 or 72/72 when multiplied out. For example, 6/9 x 4/8 x 3/1 = 72/72 = 1

Source: Patrick Vennebush

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  1. we are in fifth grade and we found another solution. Our solution was: (1/3 x 9/4) x 8/6 = 72/72 or 1.

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