Subtract 8/30 from 21/16
1st number: 1 5/16, 2nd number: 8/30
21/16 - 8/30 is 251/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
21/16 = 21 × 15/16 × 15 = 315/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
8/30 = 8 × 8/30 × 8 = 64/240 - Subtract the two like fractions:
315/240 - 64/240 = 315 - 64/240 = 251/240 - In mixed form: 111/240
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