Add 81/63 and 27/60
1st number: 1 18/63, 2nd number: 27/60
81/63 + 27/60 is 243/140.
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,
81/63 = 81 × 20/63 × 20 = 1620/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
27/60 = 27 × 21/60 × 21 = 567/1260 - Add the two like fractions:
1620/1260 + 567/1260 = 1620 + 567/1260 = 2187/1260 - 2187/1260 simplified gives 243/140
- So, 81/63 + 27/60 = 243/140
In mixed form: 1103/140
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