Add 20/35 and 45/27
1st number: 20/35, 2nd number: 1 18/27
20/35 + 45/27 is 47/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
20/35 = 20 × 27/35 × 27 = 540/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
45/27 = 45 × 35/27 × 35 = 1575/945 - Add the two like fractions:
540/945 + 1575/945 = 540 + 1575/945 = 2115/945 - 2115/945 simplified gives 47/21
- So, 20/35 + 45/27 = 47/21
In mixed form: 25/21
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