Add 60/63 and 42/20
1st number: 60/63, 2nd number: 2 2/20
60/63 + 42/20 is 641/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
60/63 = 60 × 20/63 × 20 = 1200/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
42/20 = 42 × 63/20 × 63 = 2646/1260 - Add the two like fractions:
1200/1260 + 2646/1260 = 1200 + 2646/1260 = 3846/1260 - 3846/1260 simplified gives 641/210
- So, 60/63 + 42/20 = 641/210
In mixed form: 311/210
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