Add 7/90 and 15/18
7/90 + 15/18 is 41/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 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 18 × 5 = 90,
15/18 = 15 × 5/18 × 5 = 75/90 - Add the two like fractions:
7/90 + 75/90 = 7 + 75/90 = 82/90 - 82/90 simplified gives 41/45
- So, 7/90 + 15/18 = 41/45
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