Subtract 72/35 from 9/45
1st number: 9/45, 2nd number: 2 2/35
9/45 - 72/35 is -13/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
9/45 = 9 × 7/45 × 7 = 63/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
72/35 = 72 × 9/35 × 9 = 648/315 - Subtract the two like fractions:
63/315 - 648/315 = 63 - 648/315 = -585/315 - After reducing the fraction, the answer is -13/7
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