Add 10/5 and 7/84, Solve 2 0/5 + 7/84 as a fraction

Add 10/5 and 7/84

1^st number: 2 0/5, 2^nd number: 7/84

10/5 + 7/84 is 25/12.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 5 × 84 = 420,
10/5 = 10 × 84/5 × 84 = 840/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420
Add the two like fractions:
840/420 + 35/420 = 840 + 35/420 = 875/420
875/420 simplified gives 25/12
So, 10/5 + 7/84 = 25/12
In mixed form: 21/12

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