Add 70/75 and 21/9
1st number: 70/75, 2nd number: 2 3/9
70/75 + 21/9 is 49/15.
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,
70/75 = 70 × 3/75 × 3 = 210/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
21/9 = 21 × 25/9 × 25 = 525/225 - Add the two like fractions:
210/225 + 525/225 = 210 + 525/225 = 735/225 - 735/225 simplified gives 49/15
- So, 70/75 + 21/9 = 49/15
In mixed form: 34/15
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