Subtract 3/72 from 75/7
1st number: 10 5/7, 2nd number: 3/72
75/7 - 3/72 is 1793/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
75/7 = 75 × 72/7 × 72 = 5400/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
3/72 = 3 × 7/72 × 7 = 21/504 - Subtract the two like fractions:
5400/504 - 21/504 = 5400 - 21/504 = 5379/504 - After reducing the fraction, the answer is 1793/168
- In mixed form: 10113/168
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