Add 15/63 and 20/10
1st number: 15/63, 2nd number: 2 0/10
15/63 + 20/10 is 47/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
15/63 = 15 × 10/63 × 10 = 150/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
20/10 = 20 × 63/10 × 63 = 1260/630 - Add the two like fractions:
150/630 + 1260/630 = 150 + 1260/630 = 1410/630 - 1410/630 simplified gives 47/21
- So, 15/63 + 20/10 = 47/21
In mixed form: 25/21
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