Subtract 30/7 from 14/72
1st number: 14/72, 2nd number: 4 2/7
14/72 - 30/7 is -1031/252.
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,
14/72 = 14 × 7/72 × 7 = 98/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
30/7 = 30 × 72/7 × 72 = 2160/504 - Subtract the two like fractions:
98/504 - 2160/504 = 98 - 2160/504 = -2062/504 - After reducing the fraction, the answer is -1031/252
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