Add 27/9 and 9/7
1st number: 3 0/9, 2nd number: 1 2/7
27/9 + 9/7 is 30/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
27/9 = 27 × 7/9 × 7 = 189/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
9/7 = 9 × 9/7 × 9 = 81/63 - Add the two like fractions:
189/63 + 81/63 = 189 + 81/63 = 270/63 - 270/63 simplified gives 30/7
- So, 27/9 + 9/7 = 30/7
In mixed form: 42/7
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