Subtract 25/9 from 49/30
1st number: 1 19/30, 2nd number: 2 7/9
49/30 - 25/9 is -103/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
49/30 = 49 × 3/30 × 3 = 147/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
25/9 = 25 × 10/9 × 10 = 250/90 - Subtract the two like fractions:
147/90 - 250/90 = 147 - 250/90 = -103/90
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