Add 15/30 and 20/75
15/30 + 20/75 is 23/30.
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,
15/30 = 15 × 5/30 × 5 = 75/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
20/75 = 20 × 2/75 × 2 = 40/150 - Add the two like fractions:
75/150 + 40/150 = 75 + 40/150 = 115/150 - 115/150 simplified gives 23/30
- So, 15/30 + 20/75 = 23/30
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