Add 15/75 and 70/9
1st number: 15/75, 2nd number: 7 7/9
15/75 + 70/9 is 359/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
15/75 = 15 × 3/75 × 3 = 45/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
70/9 = 70 × 25/9 × 25 = 1750/225 - Add the two like fractions:
45/225 + 1750/225 = 45 + 1750/225 = 1795/225 - 1795/225 simplified gives 359/45
- So, 15/75 + 70/9 = 359/45
In mixed form: 744/45
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