Add 28/45 and 70/9
1st number: 28/45, 2nd number: 7 7/9
28/45 + 70/9 is 42/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Add the two like fractions:
28/45 + 350/45 = 28 + 350/45 = 378/45 - 378/45 simplified gives 42/5
- So, 28/45 + 70/9 = 42/5
In mixed form: 82/5
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