Subtract 35/28 from 28/90
1st number: 28/90, 2nd number: 1 7/28
28/90 - 35/28 is -169/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 90 × 14 = 1260,
28/90 = 28 × 14/90 × 14 = 392/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
35/28 = 35 × 45/28 × 45 = 1575/1260 - Subtract the two like fractions:
392/1260 - 1575/1260 = 392 - 1575/1260 = -1183/1260 - After reducing the fraction, the answer is -169/180
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