Subtract 15/48 from 21/3
1st number: 7 0/3, 2nd number: 15/48
21/3 - 15/48 is 107/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 3 × 16 = 48,
21/3 = 21 × 16/3 × 16 = 336/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
15/48 = 15 × 1/48 × 1 = 15/48 - Subtract the two like fractions:
336/48 - 15/48 = 336 - 15/48 = 321/48 - After reducing the fraction, the answer is 107/16
- In mixed form: 611/16
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