Solutions by everydaycalculation.com

1^{st} number: 5 9/15, 2^{nd} number: 14/20

8415 - 1420 is 4910.

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

LCM of 15 and 20 is**60**

Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,

8415 = 84 × 415 × 4 = 33660 - Likewise, for the 2nd fraction, since 20 × 3 = 60,

1420 = 14 × 320 × 3 = 4260 - Subtract the two like fractions:

33660 - 4260 = 336 - 4260 = 29460 - After reducing the fraction, the answer is 4910
- In mixed form: 4910

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