Subtract 2/90 from 28/14, Solve 2 0/14

Subtract 2/90 from 28/14

1^st number: 2 0/14, 2^nd number: 2/90

28/14 - 2/90 is 89/45.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
28/14 = 28 × 45/14 × 45 = 1260/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
2/90 = 2 × 7/90 × 7 = 14/630
Subtract the two like fractions:
1260/630 - 14/630 = 1260 - 14/630 = 1246/630
After reducing the fraction, the answer is 89/45
In mixed form: 144/45

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