Add 90/10 and 81/80
1st number: 9 0/10, 2nd number: 1 1/80
90/10 + 81/80 is 801/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
90/10 = 90 × 8/10 × 8 = 720/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
81/80 = 81 × 1/80 × 1 = 81/80 - Add the two like fractions:
720/80 + 81/80 = 720 + 81/80 = 801/80 - So, 90/10 + 81/80 = 801/80
In mixed form: 101/80
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