Add 72/54 and 45/40
1st number: 1 18/54, 2nd number: 1 5/40
72/54 + 45/40 is 59/24.
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,
72/54 = 72 × 20/54 × 20 = 1440/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
45/40 = 45 × 27/40 × 27 = 1215/1080 - Add the two like fractions:
1440/1080 + 1215/1080 = 1440 + 1215/1080 = 2655/1080 - 2655/1080 simplified gives 59/24
- So, 72/54 + 45/40 = 59/24
In mixed form: 211/24
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