Add 80/54 and 81/40
1st number: 1 26/54, 2nd number: 2 1/40
80/54 + 81/40 is 3787/1080.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
80/54 = 80 × 20/54 × 20 = 1600/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
81/40 = 81 × 27/40 × 27 = 2187/1080 - Add the two like fractions:
1600/1080 + 2187/1080 = 1600 + 2187/1080 = 3787/1080 - So, 80/54 + 81/40 = 3787/1080
In mixed form: 3547/1080
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Related: 80/54+81/80