Add 28/9 and 20/4
1st number: 3 1/9, 2nd number: 5 0/4
28/9 + 20/4 is 73/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
28/9 = 28 × 4/9 × 4 = 112/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
20/4 = 20 × 9/4 × 9 = 180/36 - Add the two like fractions:
112/36 + 180/36 = 112 + 180/36 = 292/36 - 292/36 simplified gives 73/9
- So, 28/9 + 20/4 = 73/9
In mixed form: 81/9
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