Add 20/75 and 21/4, Solve 20/75 + 5 1/4 as a fraction

Add 20/75 and 21/4

1^st number: 20/75, 2^nd number: 5 1/4

20/75 + 21/4 is 331/60.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 4 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 75 × 4 = 300,
20/75 = 20 × 4/75 × 4 = 80/300
Likewise, for the 2nd fraction, since 4 × 75 = 300,
21/4 = 21 × 75/4 × 75 = 1575/300
Add the two like fractions:
80/300 + 1575/300 = 80 + 1575/300 = 1655/300
1655/300 simplified gives 331/60
So, 20/75 + 21/4 = 331/60
In mixed form: 531/60

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