Subtract 21/60 from 54/14
1st number: 3 12/14, 2nd number: 21/60
54/14 - 21/60 is 491/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 14 × 30 = 420,
54/14 = 54 × 30/14 × 30 = 1620/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
21/60 = 21 × 7/60 × 7 = 147/420 - Subtract the two like fractions:
1620/420 - 147/420 = 1620 - 147/420 = 1473/420 - After reducing the fraction, the answer is 491/140
- In mixed form: 371/140
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