Subtract 20/63 from 36/2, Solve 18 0/2

Subtract 20/63 from 36/2

1^st number: 18 0/2, 2^nd number: 20/63

36/2 - 20/63 is 1114/63.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 2 × 63 = 126,
36/2 = 36 × 63/2 × 63 = 2268/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126
Subtract the two like fractions:
2268/126 - 40/126 = 2268 - 40/126 = 2228/126
After reducing the fraction, the answer is 1114/63
In mixed form: 1743/63

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