Subtract 20/48 from 15/7
1st number: 2 1/7, 2nd number: 20/48
15/7 - 20/48 is 145/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 7 × 48 = 336,
15/7 = 15 × 48/7 × 48 = 720/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
20/48 = 20 × 7/48 × 7 = 140/336 - Subtract the two like fractions:
720/336 - 140/336 = 720 - 140/336 = 580/336 - After reducing the fraction, the answer is 145/84
- In mixed form: 161/84
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