Add 70/9 and 28/30
1st number: 7 7/9, 2nd number: 28/30
70/9 + 28/30 is 392/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
70/9 = 70 × 10/9 × 10 = 700/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
28/30 = 28 × 3/30 × 3 = 84/90 - Add the two like fractions:
700/90 + 84/90 = 700 + 84/90 = 784/90 - 784/90 simplified gives 392/45
- So, 70/9 + 28/30 = 392/45
In mixed form: 832/45
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