Add 20/84 and 49/5, Solve 20/84 + 9 4/5 as a fraction

Add 20/84 and 49/5

1^st number: 20/84, 2^nd number: 9 4/5

20/84 + 49/5 is 1054/105.

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

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
20/84 = 20 × 5/84 × 5 = 100/420
Likewise, for the 2nd fraction, since 5 × 84 = 420,
49/5 = 49 × 84/5 × 84 = 4116/420
Add the two like fractions:
100/420 + 4116/420 = 100 + 4116/420 = 4216/420
4216/420 simplified gives 1054/105
So, 20/84 + 49/5 = 1054/105
In mixed form: 104/105

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