Add 30/60 and 21/8, Solve 30/60 + 2 5/8 as a fraction

Add 30/60 and 21/8

1^st number: 30/60, 2^nd number: 2 5/8

30/60 + 21/8 is 25/8.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 60 × 2 = 120,
30/60 = 30 × 2/60 × 2 = 60/120
Likewise, for the 2nd fraction, since 8 × 15 = 120,
21/8 = 21 × 15/8 × 15 = 315/120
Add the two like fractions:
60/120 + 315/120 = 60 + 315/120 = 375/120
375/120 simplified gives 25/8
So, 30/60 + 21/8 = 25/8
In mixed form: 31/8

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