Subtract 40/10 from 90/98
1st number: 90/98, 2nd number: 4 0/10
90/98 - 40/10 is -151/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
90/98 = 90 × 5/98 × 5 = 450/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
40/10 = 40 × 49/10 × 49 = 1960/490 - Subtract the two like fractions:
450/490 - 1960/490 = 450 - 1960/490 = -1510/490 - After reducing the fraction, the answer is -151/49
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