Add 90/27 and 15/35
1st number: 3 9/27, 2nd number: 15/35
90/27 + 15/35 is 79/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 35 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 27 × 35 = 945,
90/27 = 90 × 35/27 × 35 = 3150/945 - Likewise, for the 2nd fraction, since 35 × 27 = 945,
15/35 = 15 × 27/35 × 27 = 405/945 - Add the two like fractions:
3150/945 + 405/945 = 3150 + 405/945 = 3555/945 - 3555/945 simplified gives 79/21
- So, 90/27 + 15/35 = 79/21
In mixed form: 316/21
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