Add 18/63 and 18/80
18/63 + 18/80 is 143/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
18/63 = 18 × 80/63 × 80 = 1440/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
18/80 = 18 × 63/80 × 63 = 1134/5040 - Add the two like fractions:
1440/5040 + 1134/5040 = 1440 + 1134/5040 = 2574/5040 - 2574/5040 simplified gives 143/280
- So, 18/63 + 18/80 = 143/280
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