Subtract 7/40 from 48/15
1st number: 3 3/15, 2nd number: 7/40
48/15 - 7/40 is 121/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
48/15 = 48 × 8/15 × 8 = 384/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
7/40 = 7 × 3/40 × 3 = 21/120 - Subtract the two like fractions:
384/120 - 21/120 = 384 - 21/120 = 363/120 - After reducing the fraction, the answer is 121/40
- In mixed form: 31/40
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