Subtract 18/8 from 30/98
1st number: 30/98, 2nd number: 2 2/8
30/98 - 18/8 is -381/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
30/98 = 30 × 4/98 × 4 = 120/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
18/8 = 18 × 49/8 × 49 = 882/392 - Subtract the two like fractions:
120/392 - 882/392 = 120 - 882/392 = -762/392 - After reducing the fraction, the answer is -381/196
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