Subtract 27/70 from 54/10
1st number: 5 4/10, 2nd number: 27/70
54/10 - 27/70 is 351/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
54/10 = 54 × 7/10 × 7 = 378/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
27/70 = 27 × 1/70 × 1 = 27/70 - Subtract the two like fractions:
378/70 - 27/70 = 378 - 27/70 = 351/70 - In mixed form: 51/70
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