Add 28/9 and 28/72
1st number: 3 1/9, 2nd number: 28/72
28/9 + 28/72 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
28/9 = 28 × 8/9 × 8 = 224/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
28/72 = 28 × 1/72 × 1 = 28/72 - Add the two like fractions:
224/72 + 28/72 = 224 + 28/72 = 252/72 - 252/72 simplified gives 7/2
- So, 28/9 + 28/72 = 7/2
In mixed form: 31/2
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