Subtract 30/28 from 2/9, Solve 2/9 - 1 2/28 as a fraction

Subtract 30/28 from 2/9

1^st number: 2/9, 2^nd number: 1 2/28

2/9 - 30/28 is -107/126.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 9 × 28 = 252,
2/9 = 2 × 28/9 × 28 = 56/252
Likewise, for the 2nd fraction, since 28 × 9 = 252,
30/28 = 30 × 9/28 × 9 = 270/252
Subtract the two like fractions:
56/252 - 270/252 = 56 - 270/252 = -214/252
After reducing the fraction, the answer is -107/126

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