Subtract 72/28 from 35/90
1st number: 35/90, 2nd number: 2 16/28
35/90 - 72/28 is -275/126.
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,
35/90 = 35 × 14/90 × 14 = 490/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
72/28 = 72 × 45/28 × 45 = 3240/1260 - Subtract the two like fractions:
490/1260 - 3240/1260 = 490 - 3240/1260 = -2750/1260 - After reducing the fraction, the answer is -275/126
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