Subtract 70/27 from 9/28
1st number: 9/28, 2nd number: 2 16/27
9/28 - 70/27 is -1717/756.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
9/28 = 9 × 27/28 × 27 = 243/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
70/27 = 70 × 28/27 × 28 = 1960/756 - Subtract the two like fractions:
243/756 - 1960/756 = 243 - 1960/756 = -1717/756
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