Add 7/18 and 15/25
7/18 + 15/25 is 89/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
15/25 = 15 × 18/25 × 18 = 270/450 - Add the two like fractions:
175/450 + 270/450 = 175 + 270/450 = 445/450 - 445/450 simplified gives 89/90
- So, 7/18 + 15/25 = 89/90
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