Add 80/60 and 3/63
1st number: 1 20/60, 2nd number: 3/63
80/60 + 3/63 is 29/21.
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,
80/60 = 80 × 21/60 × 21 = 1680/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
3/63 = 3 × 20/63 × 20 = 60/1260 - Add the two like fractions:
1680/1260 + 60/1260 = 1680 + 60/1260 = 1740/1260 - 1740/1260 simplified gives 29/21
- So, 80/60 + 3/63 = 29/21
In mixed form: 18/21
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