Subtract 18/60 from 56/21
1st number: 2 14/21, 2nd number: 18/60
56/21 - 18/60 is 71/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
56/21 = 56 × 20/21 × 20 = 1120/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Subtract the two like fractions:
1120/420 - 126/420 = 1120 - 126/420 = 994/420 - After reducing the fraction, the answer is 71/30
- In mixed form: 211/30
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