Add 81/60 and 6/63
1st number: 1 21/60, 2nd number: 6/63
81/60 + 6/63 is 607/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
81/60 = 81 × 21/60 × 21 = 1701/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
6/63 = 6 × 20/63 × 20 = 120/1260 - Add the two like fractions:
1701/1260 + 120/1260 = 1701 + 120/1260 = 1821/1260 - 1821/1260 simplified gives 607/420
- So, 81/60 + 6/63 = 607/420
In mixed form: 1187/420
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