Solutions by everydaycalculation.com

78 + 110 is 3940.

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

LCM of 8 and 10 is**40**

Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,

78 = 7 × 58 × 5 = 3540 - Likewise, for the 2nd fraction, since 10 × 4 = 40,

110 = 1 × 410 × 4 = 440 - Add the two like fractions:

3540 + 440 = 35 + 440 = 3940 - So, 7/8 + 1/10 = 39/40

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