Add 18/63 and 30/35
18/63 + 30/35 is 8/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
18/63 = 18 × 5/63 × 5 = 90/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
30/35 = 30 × 9/35 × 9 = 270/315 - Add the two like fractions:
90/315 + 270/315 = 90 + 270/315 = 360/315 - 360/315 simplified gives 8/7
- So, 18/63 + 30/35 = 8/7
In mixed form: 11/7
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