Subtract 3/63 from 70/14, Solve 5 0/14

Subtract 3/63 from 70/14

1^st number: 5 0/14, 2^nd number: 3/63

70/14 - 3/63 is 104/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
70/14 = 70 × 9/14 × 9 = 630/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
3/63 = 3 × 2/63 × 2 = 6/126
Subtract the two like fractions:
630/126 - 6/126 = 630 - 6/126 = 624/126
After reducing the fraction, the answer is 104/21
In mixed form: 420/21

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