Subtract 3/63 from 40/8, Solve 5 0/8

Subtract 3/63 from 40/8

1^st number: 5 0/8, 2^nd number: 3/63

40/8 - 3/63 is 104/21.

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,
40/8 = 40 × 63/8 × 63 = 2520/504
Likewise, for the 2nd fraction, since 63 × 8 = 504,
3/63 = 3 × 8/63 × 8 = 24/504
Subtract the two like fractions:
2520/504 - 24/504 = 2520 - 24/504 = 2496/504
After reducing the fraction, the answer is 104/21
In mixed form: 420/21

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