Add 3/63 and 42/40
1st number: 3/63, 2nd number: 1 2/40
3/63 + 42/40 is 461/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
3/63 = 3 × 40/63 × 40 = 120/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
42/40 = 42 × 63/40 × 63 = 2646/2520 - Add the two like fractions:
120/2520 + 2646/2520 = 120 + 2646/2520 = 2766/2520 - 2766/2520 simplified gives 461/420
- So, 3/63 + 42/40 = 461/420
In mixed form: 141/420
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