Add 20/8 and 70/63
1st number: 2 4/8, 2nd number: 1 7/63
20/8 + 70/63 is 65/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
20/8 = 20 × 63/8 × 63 = 1260/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
70/63 = 70 × 8/63 × 8 = 560/504 - Add the two like fractions:
1260/504 + 560/504 = 1260 + 560/504 = 1820/504 - 1820/504 simplified gives 65/18
- So, 20/8 + 70/63 = 65/18
In mixed form: 311/18
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