Solutions by everydaycalculation.com

1^{st} number: 1 2/7, 2^{nd} number: 8/9

97 - 89 is 2563.

- Find the least common denominator or LCM of the two denominators:

LCM of 7 and 9 is**63**

Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,

97 = 9 × 97 × 9 = 8163 - Likewise, for the 2nd fraction, since 9 × 7 = 63,

89 = 8 × 79 × 7 = 5663 - Subtract the two like fractions:

8163 - 5663 = 81 - 5663 = 2563

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