Subtract 9/7 from 72/36
1st number: 2 0/36, 2nd number: 1 2/7
72/36 - 9/7 is 5/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 7 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
72/36 = 72 × 7/36 × 7 = 504/252 - Likewise, for the 2nd fraction, since 7 × 36 = 252,
9/7 = 9 × 36/7 × 36 = 324/252 - Subtract the two like fractions:
504/252 - 324/252 = 504 - 324/252 = 180/252 - After reducing the fraction, the answer is 5/7
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