Add 90/75 and 27/30
1st number: 1 15/75, 2nd number: 27/30
90/75 + 27/30 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
27/30 = 27 × 5/30 × 5 = 135/150 - Add the two like fractions:
180/150 + 135/150 = 180 + 135/150 = 315/150 - 315/150 simplified gives 21/10
- So, 90/75 + 27/30 = 21/10
In mixed form: 21/10
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