Subtract 54/45 from 30/35
1st number: 30/35, 2nd number: 1 9/45
30/35 - 54/45 is -12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
30/35 = 30 × 9/35 × 9 = 270/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
54/45 = 54 × 7/45 × 7 = 378/315 - Subtract the two like fractions:
270/315 - 378/315 = 270 - 378/315 = -108/315 - After reducing the fraction, the answer is -12/35
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