Add 15/84 and 24/20, Solve 15/84 + 1 4/20 as a fraction

Add 15/84 and 24/20

1^st number: 15/84, 2^nd number: 1 4/20

15/84 + 24/20 is 193/140.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 20 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
15/84 = 15 × 5/84 × 5 = 75/420
Likewise, for the 2nd fraction, since 20 × 21 = 420,
24/20 = 24 × 21/20 × 21 = 504/420
Add the two like fractions:
75/420 + 504/420 = 75 + 504/420 = 579/420
579/420 simplified gives 193/140
So, 15/84 + 24/20 = 193/140
In mixed form: 153/140

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