Add 5/45 and 15/30
5/45 + 15/30 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
5/45 = 5 × 2/45 × 2 = 10/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
15/30 = 15 × 3/30 × 3 = 45/90 - Add the two like fractions:
10/90 + 45/90 = 10 + 45/90 = 55/90 - 55/90 simplified gives 11/18
- So, 5/45 + 15/30 = 11/18
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