Subtract 72/9 from 63/10
1st number: 6 3/10, 2nd number: 8 0/9
63/10 - 72/9 is -17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
63/10 = 63 × 9/10 × 9 = 567/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
72/9 = 72 × 10/9 × 10 = 720/90 - Subtract the two like fractions:
567/90 - 720/90 = 567 - 720/90 = -153/90 - After reducing the fraction, the answer is -17/10
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