Add 18/80 and 15/50
18/80 + 15/50 is 21/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
18/80 = 18 × 5/80 × 5 = 90/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
15/50 = 15 × 8/50 × 8 = 120/400 - Add the two like fractions:
90/400 + 120/400 = 90 + 120/400 = 210/400 - 210/400 simplified gives 21/40
- So, 18/80 + 15/50 = 21/40
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