Solutions by everydaycalculation.com

1^{st} number: 9 0/3, 2^{nd} number: 1 21/60

273 + 8160 is 20720.

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

LCM of 3 and 60 is**60**

Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,

273 = 27 × 203 × 20 = 54060 - Likewise, for the 2nd fraction, since 60 × 1 = 60,

8160 = 81 × 160 × 1 = 8160 - Add the two like fractions:

54060 + 8160 = 540 + 8160 = 62160 - 621/60 simplified gives 20720
- So, 27/3 + 81/60 = 207/20

In mixed form: 10720

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