Add 25/8 and 20/9
1st number: 3 1/8, 2nd number: 2 2/9
25/8 + 20/9 is 385/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
25/8 = 25 × 9/8 × 9 = 225/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
20/9 = 20 × 8/9 × 8 = 160/72 - Add the two like fractions:
225/72 + 160/72 = 225 + 160/72 = 385/72 - So, 25/8 + 20/9 = 385/72
In mixed form: 525/72
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