Add 80/63 and 21/80
1st number: 1 17/63, 2nd number: 21/80
80/63 + 21/80 is 7723/5040.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
80/63 = 80 × 80/63 × 80 = 6400/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
21/80 = 21 × 63/80 × 63 = 1323/5040 - Add the two like fractions:
6400/5040 + 1323/5040 = 6400 + 1323/5040 = 7723/5040 - So, 80/63 + 21/80 = 7723/5040
In mixed form: 12683/5040
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