Add 12/40 and 28/54
12/40 + 28/54 is 221/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
12/40 = 12 × 27/40 × 27 = 324/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
28/54 = 28 × 20/54 × 20 = 560/1080 - Add the two like fractions:
324/1080 + 560/1080 = 324 + 560/1080 = 884/1080 - 884/1080 simplified gives 221/270
- So, 12/40 + 28/54 = 221/270
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