Subtract 98/3 from 7/20
1st number: 7/20, 2nd number: 32 2/3
7/20 - 98/3 is -1939/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
7/20 = 7 × 3/20 × 3 = 21/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
98/3 = 98 × 20/3 × 20 = 1960/60 - Subtract the two like fractions:
21/60 - 1960/60 = 21 - 1960/60 = -1939/60
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