Subtract 9/60 from 72/42
1st number: 1 30/42, 2nd number: 9/60
72/42 - 9/60 is 219/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
72/42 = 72 × 10/42 × 10 = 720/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
9/60 = 9 × 7/60 × 7 = 63/420 - Subtract the two like fractions:
720/420 - 63/420 = 720 - 63/420 = 657/420 - After reducing the fraction, the answer is 219/140
- In mixed form: 179/140
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