Add 42/8 and 80/63
1st number: 5 2/8, 2nd number: 1 17/63
42/8 + 80/63 is 1643/252.
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,
42/8 = 42 × 63/8 × 63 = 2646/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
80/63 = 80 × 8/63 × 8 = 640/504 - Add the two like fractions:
2646/504 + 640/504 = 2646 + 640/504 = 3286/504 - 3286/504 simplified gives 1643/252
- So, 42/8 + 80/63 = 1643/252
In mixed form: 6131/252
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