Subtract 30/49 from 21/2
1st number: 10 1/2, 2nd number: 30/49
21/2 - 30/49 is 969/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
21/2 = 21 × 49/2 × 49 = 1029/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
30/49 = 30 × 2/49 × 2 = 60/98 - Subtract the two like fractions:
1029/98 - 60/98 = 1029 - 60/98 = 969/98 - In mixed form: 987/98
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