Add 9/63 and 80/30
1st number: 9/63, 2nd number: 2 20/30
9/63 + 80/30 is 59/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
9/63 = 9 × 10/63 × 10 = 90/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
80/30 = 80 × 21/30 × 21 = 1680/630 - Add the two like fractions:
90/630 + 1680/630 = 90 + 1680/630 = 1770/630 - 1770/630 simplified gives 59/21
- So, 9/63 + 80/30 = 59/21
In mixed form: 217/21
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