Add 18/63 and 35/21
1st number: 18/63, 2nd number: 1 14/21
18/63 + 35/21 is 41/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 21 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
18/63 = 18 × 1/63 × 1 = 18/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
35/21 = 35 × 3/21 × 3 = 105/63 - Add the two like fractions:
18/63 + 105/63 = 18 + 105/63 = 123/63 - 123/63 simplified gives 41/21
- So, 18/63 + 35/21 = 41/21
In mixed form: 120/21
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