Add 3/63 and 42/20
1st number: 3/63, 2nd number: 2 2/20
3/63 + 42/20 is 451/210.
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,
3/63 = 3 × 20/63 × 20 = 60/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
42/20 = 42 × 63/20 × 63 = 2646/1260 - Add the two like fractions:
60/1260 + 2646/1260 = 60 + 2646/1260 = 2706/1260 - 2706/1260 simplified gives 451/210
- So, 3/63 + 42/20 = 451/210
In mixed form: 231/210
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