Subtract 2/21 from 60/40
1st number: 1 20/40, 2nd number: 2/21
60/40 - 2/21 is 59/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 21 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
60/40 = 60 × 21/40 × 21 = 1260/840 - Likewise, for the 2nd fraction, since 21 × 40 = 840,
2/21 = 2 × 40/21 × 40 = 80/840 - Subtract the two like fractions:
1260/840 - 80/840 = 1260 - 80/840 = 1180/840 - After reducing the fraction, the answer is 59/42
- In mixed form: 117/42
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