Subtract 28/8 from 90/49
1st number: 1 41/49, 2nd number: 3 4/8
90/49 - 28/8 is -163/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
90/49 = 90 × 8/49 × 8 = 720/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
28/8 = 28 × 49/8 × 49 = 1372/392 - Subtract the two like fractions:
720/392 - 1372/392 = 720 - 1372/392 = -652/392 - After reducing the fraction, the answer is -163/98
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