Add 10/18 and 1/90
10/18 + 1/90 is 17/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
1/90 = 1 × 1/90 × 1 = 1/90 - Add the two like fractions:
50/90 + 1/90 = 50 + 1/90 = 51/90 - 51/90 simplified gives 17/30
- So, 10/18 + 1/90 = 17/30
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