Add 7/9 and 28/45
7/9 + 28/45 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
7/9 = 7 × 5/9 × 5 = 35/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Add the two like fractions:
35/45 + 28/45 = 35 + 28/45 = 63/45 - 63/45 simplified gives 7/5
- So, 7/9 + 28/45 = 7/5
In mixed form: 12/5
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