Solutions by everydaycalculation.com

1^{st} number: 12 2/8, 2^{nd} number: 15/63

988 - 1563 is 100984.

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

LCM of 8 and 63 is**504**

Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,

988 = 98 × 638 × 63 = 6174504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,

1563 = 15 × 863 × 8 = 120504 - Subtract the two like fractions:

6174504 - 120504 = 6174 - 120504 = 6054504 - After reducing the fraction, the answer is 100984
- In mixed form: 12184

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