Add 21/25 and 20/60
21/25 + 20/60 is 88/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
21/25 = 21 × 12/25 × 12 = 252/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
20/60 = 20 × 5/60 × 5 = 100/300 - Add the two like fractions:
252/300 + 100/300 = 252 + 100/300 = 352/300 - 352/300 simplified gives 88/75
- So, 21/25 + 20/60 = 88/75
In mixed form: 113/75
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