Subtract 21/63 from 54/40
1st number: 1 14/40, 2nd number: 21/63
54/40 - 21/63 is 61/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
54/40 = 54 × 63/40 × 63 = 3402/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
21/63 = 21 × 40/63 × 40 = 840/2520 - Subtract the two like fractions:
3402/2520 - 840/2520 = 3402 - 840/2520 = 2562/2520 - After reducing the fraction, the answer is 61/60
- In mixed form: 11/60
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