Subtract 70/4 from 20/28
1st number: 20/28, 2nd number: 17 2/4
20/28 - 70/4 is -235/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
20/28 = 20 × 1/28 × 1 = 20/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
70/4 = 70 × 7/4 × 7 = 490/28 - Subtract the two like fractions:
20/28 - 490/28 = 20 - 490/28 = -470/28 - After reducing the fraction, the answer is -235/14
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