Add 15/63 and 49/60
15/63 + 49/60 is 443/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
15/63 = 15 × 20/63 × 20 = 300/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
49/60 = 49 × 21/60 × 21 = 1029/1260 - Add the two like fractions:
300/1260 + 1029/1260 = 300 + 1029/1260 = 1329/1260 - 1329/1260 simplified gives 443/420
- So, 15/63 + 49/60 = 443/420
In mixed form: 123/420
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