Subtract 2/75 from 21/10
1st number: 2 1/10, 2nd number: 2/75
21/10 - 2/75 is 311/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 10 × 15 = 150,
21/10 = 21 × 15/10 × 15 = 315/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
2/75 = 2 × 2/75 × 2 = 4/150 - Subtract the two like fractions:
315/150 - 4/150 = 315 - 4/150 = 311/150 - In mixed form: 211/150
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