Add 42/63 and 48/60
42/63 + 48/60 is 22/15.
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,
42/63 = 42 × 20/63 × 20 = 840/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
48/60 = 48 × 21/60 × 21 = 1008/1260 - Add the two like fractions:
840/1260 + 1008/1260 = 840 + 1008/1260 = 1848/1260 - 1848/1260 simplified gives 22/15
- So, 42/63 + 48/60 = 22/15
In mixed form: 17/15
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