Add 21/8 and 2/80
1st number: 2 5/8, 2nd number: 2/80
21/8 + 2/80 is 53/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
21/8 = 21 × 10/8 × 10 = 210/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
2/80 = 2 × 1/80 × 1 = 2/80 - Add the two like fractions:
210/80 + 2/80 = 210 + 2/80 = 212/80 - 212/80 simplified gives 53/20
- So, 21/8 + 2/80 = 53/20
In mixed form: 213/20
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