Add 42/80 and 42/54
42/80 + 42/54 is 469/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
42/80 = 42 × 27/80 × 27 = 1134/2160 - Likewise, for the 2nd fraction, since 54 × 40 = 2160,
42/54 = 42 × 40/54 × 40 = 1680/2160 - Add the two like fractions:
1134/2160 + 1680/2160 = 1134 + 1680/2160 = 2814/2160 - 2814/2160 simplified gives 469/360
- So, 42/80 + 42/54 = 469/360
In mixed form: 1109/360
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