Subtract 80/60 from 27/7
1st number: 3 6/7, 2nd number: 1 20/60
27/7 - 80/60 is 53/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
27/7 = 27 × 60/7 × 60 = 1620/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
80/60 = 80 × 7/60 × 7 = 560/420 - Subtract the two like fractions:
1620/420 - 560/420 = 1620 - 560/420 = 1060/420 - After reducing the fraction, the answer is 53/21
- In mixed form: 211/21
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