Add 7/90 and 3/15
7/90 + 3/15 is 5/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
3/15 = 3 × 6/15 × 6 = 18/90 - Add the two like fractions:
7/90 + 18/90 = 7 + 18/90 = 25/90 - 25/90 simplified gives 5/18
- So, 7/90 + 3/15 = 5/18
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