Subtract 42/14 from 28/70
1st number: 28/70, 2nd number: 3 0/14
28/70 - 42/14 is -13/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
28/70 = 28 × 1/70 × 1 = 28/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
42/14 = 42 × 5/14 × 5 = 210/70 - Subtract the two like fractions:
28/70 - 210/70 = 28 - 210/70 = -182/70 - After reducing the fraction, the answer is -13/5
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