Add 27/30 and 9/63
27/30 + 9/63 is 73/70.
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,
27/30 = 27 × 21/30 × 21 = 567/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
9/63 = 9 × 10/63 × 10 = 90/630 - Add the two like fractions:
567/630 + 90/630 = 567 + 90/630 = 657/630 - 657/630 simplified gives 73/70
- So, 27/30 + 9/63 = 73/70
In mixed form: 13/70
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