Add 7/30 and 18/63
7/30 + 18/63 is 109/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
7/30 = 7 × 21/30 × 21 = 147/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
18/63 = 18 × 10/63 × 10 = 180/630 - Add the two like fractions:
147/630 + 180/630 = 147 + 180/630 = 327/630 - 327/630 simplified gives 109/210
- So, 7/30 + 18/63 = 109/210
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