Solutions by everydaycalculation.com

1^{st} number: 1 1/9, 2^{nd} number: 1/10

109 + 110 is 10990.

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

LCM of 9 and 10 is**90**

Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,

109 = 10 × 109 × 10 = 10090 - Likewise, for the 2nd fraction, since 10 × 9 = 90,

110 = 1 × 910 × 9 = 990 - Add the two like fractions:

10090 + 990 = 100 + 990 = 10990 - So, 10/9 + 1/10 = 109/90

In mixed form: 11990

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