Add 30/25 and 21/27
1st number: 1 5/25, 2nd number: 21/27
30/25 + 21/27 is 89/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 25 × 27 = 675,
30/25 = 30 × 27/25 × 27 = 810/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
21/27 = 21 × 25/27 × 25 = 525/675 - Add the two like fractions:
810/675 + 525/675 = 810 + 525/675 = 1335/675 - 1335/675 simplified gives 89/45
- So, 30/25 + 21/27 = 89/45
In mixed form: 144/45
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