Add 12/8 and 40/63, Solve 1 4/8 + 40/63 as a fraction

Add 12/8 and 40/63

1^st number: 1 4/8, 2^nd number: 40/63

12/8 + 40/63 is 269/126.

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,
12/8 = 12 × 63/8 × 63 = 756/504
Likewise, for the 2nd fraction, since 63 × 8 = 504,
40/63 = 40 × 8/63 × 8 = 320/504
Add the two like fractions:
756/504 + 320/504 = 756 + 320/504 = 1076/504
1076/504 simplified gives 269/126
So, 12/8 + 40/63 = 269/126
In mixed form: 217/126

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