Add 25/2 and 21/80
1st number: 12 1/2, 2nd number: 21/80
25/2 + 21/80 is 1021/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
25/2 = 25 × 40/2 × 40 = 1000/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
21/80 = 21 × 1/80 × 1 = 21/80 - Add the two like fractions:
1000/80 + 21/80 = 1000 + 21/80 = 1021/80 - So, 25/2 + 21/80 = 1021/80
In mixed form: 1261/80
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