Subtract 10/7 from 60/20
1st number: 3 0/20, 2nd number: 1 3/7
60/20 - 10/7 is 11/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
60/20 = 60 × 7/20 × 7 = 420/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
10/7 = 10 × 20/7 × 20 = 200/140 - Subtract the two like fractions:
420/140 - 200/140 = 420 - 200/140 = 220/140 - After reducing the fraction, the answer is 11/7
- In mixed form: 14/7
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