Add 20/15 and 21/25
1st number: 1 5/15, 2nd number: 21/25
20/15 + 21/25 is 163/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
20/15 = 20 × 5/15 × 5 = 100/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
21/25 = 21 × 3/25 × 3 = 63/75 - Add the two like fractions:
100/75 + 63/75 = 100 + 63/75 = 163/75 - So, 20/15 + 21/25 = 163/75
In mixed form: 213/75
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