Add 28/5 and 21/24, Solve 5 3/5 + 21/24 as a fraction

Add 28/5 and 21/24

1^st number: 5 3/5, 2^nd number: 21/24

28/5 + 21/24 is 259/40.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 5 × 24 = 120,
28/5 = 28 × 24/5 × 24 = 672/120
Likewise, for the 2nd fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120
Add the two like fractions:
672/120 + 105/120 = 672 + 105/120 = 777/120
777/120 simplified gives 259/40
So, 28/5 + 21/24 = 259/40
In mixed form: 619/40

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