Subtract 10/28 from 2/10
2/10 - 10/28 is -11/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
2/10 = 2 × 14/10 × 14 = 28/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Subtract the two like fractions:
28/140 - 50/140 = 28 - 50/140 = -22/140 - After reducing the fraction, the answer is -11/70
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