Subtract 28/63 from 28/10, Solve 2 8/10

Subtract 28/63 from 28/10

1^st number: 2 8/10, 2^nd number: 28/63

28/10 - 28/63 is 106/45.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 10 × 63 = 630,
28/10 = 28 × 63/10 × 63 = 1764/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
28/63 = 28 × 10/63 × 10 = 280/630
Subtract the two like fractions:
1764/630 - 280/630 = 1764 - 280/630 = 1484/630
After reducing the fraction, the answer is 106/45
In mixed form: 216/45

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