Solutions by everydaycalculation.com

1^{st} number: 4 0/2, 2^{nd} number: 1/5

82 - 15 is 195.

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

LCM of 2 and 5 is**10**

Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,

82 = 8 × 52 × 5 = 4010 - Likewise, for the 2nd fraction, since 5 × 2 = 10,

15 = 1 × 25 × 2 = 210 - Subtract the two like fractions:

4010 - 210 = 40 - 210 = 3810 - After reducing the fraction, the answer is 195
- In mixed form: 345

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