Solutions by everydaycalculation.com

1^{st} number: 2 0/2, 2^{nd} number: 8/10

42 - 810 is 65.

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

LCM of 2 and 10 is**10**

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

42 = 4 × 52 × 5 = 2010 - Likewise, for the 2nd fraction, since 10 × 1 = 10,

810 = 8 × 110 × 1 = 810 - Subtract the two like fractions:

2010 - 810 = 20 - 810 = 1210 - After reducing the fraction, the answer is 65
- In mixed form: 115

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