Solutions by everydaycalculation.com

1^{st} number: 1 3/7, 2^{nd} number: 9/10

107 - 910 is 3770.

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

LCM of 7 and 10 is**70**

Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,

107 = 10 × 107 × 10 = 10070 - Likewise, for the 2nd fraction, since 10 × 7 = 70,

910 = 9 × 710 × 7 = 6370 - Subtract the two like fractions:

10070 - 6370 = 100 - 6370 = 3770

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