Add 45/80 and 25/27
45/80 + 25/27 is 643/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
45/80 = 45 × 27/80 × 27 = 1215/2160 - Likewise, for the 2nd fraction, since 27 × 80 = 2160,
25/27 = 25 × 80/27 × 80 = 2000/2160 - Add the two like fractions:
1215/2160 + 2000/2160 = 1215 + 2000/2160 = 3215/2160 - 3215/2160 simplified gives 643/432
- So, 45/80 + 25/27 = 643/432
In mixed form: 1211/432
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