Subtract 45/7 from 1/72
1st number: 1/72, 2nd number: 6 3/7
1/72 - 45/7 is -3233/504.
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,
1/72 = 1 × 7/72 × 7 = 7/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
45/7 = 45 × 72/7 × 72 = 3240/504 - Subtract the two like fractions:
7/504 - 3240/504 = 7 - 3240/504 = -3233/504
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