Add 81/30 and 25/75
1st number: 2 21/30, 2nd number: 25/75
81/30 + 25/75 is 91/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
81/30 = 81 × 5/30 × 5 = 405/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
25/75 = 25 × 2/75 × 2 = 50/150 - Add the two like fractions:
405/150 + 50/150 = 405 + 50/150 = 455/150 - 455/150 simplified gives 91/30
- So, 81/30 + 25/75 = 91/30
In mixed form: 31/30
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