Subtract 36/10 from 72/30
1st number: 2 12/30, 2nd number: 3 6/10
72/30 - 36/10 is -6/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
72/30 = 72 × 1/30 × 1 = 72/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
36/10 = 36 × 3/10 × 3 = 108/30 - Subtract the two like fractions:
72/30 - 108/30 = 72 - 108/30 = -36/30 - After reducing the fraction, the answer is -6/5
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