Add 8/40 and 9/54
8/40 + 9/54 is 11/30.
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,
8/40 = 8 × 27/40 × 27 = 216/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
9/54 = 9 × 20/54 × 20 = 180/1080 - Add the two like fractions:
216/1080 + 180/1080 = 216 + 180/1080 = 396/1080 - 396/1080 simplified gives 11/30
- So, 8/40 + 9/54 = 11/30
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