Add 10/8 and 81/84, Solve 1 2/8 + 81/84 as a fraction

Add 10/8 and 81/84

1^st number: 1 2/8, 2^nd number: 81/84

10/8 + 81/84 is 31/14.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
10/8 = 10 × 21/8 × 21 = 210/168
Likewise, for the 2nd fraction, since 84 × 2 = 168,
81/84 = 81 × 2/84 × 2 = 162/168
Add the two like fractions:
210/168 + 162/168 = 210 + 162/168 = 372/168
372/168 simplified gives 31/14
So, 10/8 + 81/84 = 31/14
In mixed form: 23/14

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