Subtract 7/45 from 81/48
1st number: 1 33/48, 2nd number: 7/45
81/48 - 7/45 is 1103/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
81/48 = 81 × 15/48 × 15 = 1215/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
7/45 = 7 × 16/45 × 16 = 112/720 - Subtract the two like fractions:
1215/720 - 112/720 = 1215 - 112/720 = 1103/720 - In mixed form: 1383/720
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