Add 20/63 and 56/80
20/63 + 56/80 is 641/630.
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,
20/63 = 20 × 80/63 × 80 = 1600/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
56/80 = 56 × 63/80 × 63 = 3528/5040 - Add the two like fractions:
1600/5040 + 3528/5040 = 1600 + 3528/5040 = 5128/5040 - 5128/5040 simplified gives 641/630
- So, 20/63 + 56/80 = 641/630
In mixed form: 111/630
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