Subtract 21/16 from 30/3
1st number: 10 0/3, 2nd number: 1 5/16
30/3 - 21/16 is 139/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 3 × 16 = 48,
30/3 = 30 × 16/3 × 16 = 480/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
21/16 = 21 × 3/16 × 3 = 63/48 - Subtract the two like fractions:
480/48 - 63/48 = 480 - 63/48 = 417/48 - After reducing the fraction, the answer is 139/16
- In mixed form: 811/16
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