Add 80/75 and 81/40
1st number: 1 5/75, 2nd number: 2 1/40
80/75 + 81/40 is 371/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
80/75 = 80 × 8/75 × 8 = 640/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
81/40 = 81 × 15/40 × 15 = 1215/600 - Add the two like fractions:
640/600 + 1215/600 = 640 + 1215/600 = 1855/600 - 1855/600 simplified gives 371/120
- So, 80/75 + 81/40 = 371/120
In mixed form: 311/120
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