Subtract 60/7 from 15/72
1st number: 15/72, 2nd number: 8 4/7
15/72 - 60/7 is -1405/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
60/7 = 60 × 72/7 × 72 = 4320/504 - Subtract the two like fractions:
105/504 - 4320/504 = 105 - 4320/504 = -4215/504 - After reducing the fraction, the answer is -1405/168
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