Subtract 80/60 from 45/7
1st number: 6 3/7, 2nd number: 1 20/60
45/7 - 80/60 is 107/21.
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,
45/7 = 45 × 60/7 × 60 = 2700/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
80/60 = 80 × 7/60 × 7 = 560/420 - Subtract the two like fractions:
2700/420 - 560/420 = 2700 - 560/420 = 2140/420 - After reducing the fraction, the answer is 107/21
- In mixed form: 52/21
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