Subtract 1/28 from 12/70
12/70 - 1/28 is 19/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
12/70 = 12 × 2/70 × 2 = 24/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
1/28 = 1 × 5/28 × 5 = 5/140 - Subtract the two like fractions:
24/140 - 5/140 = 24 - 5/140 = 19/140
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