Subtract 64/9 from 49/8
1st number: 6 1/8, 2nd number: 7 1/9
49/8 - 64/9 is -71/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
49/8 = 49 × 9/8 × 9 = 441/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
64/9 = 64 × 8/9 × 8 = 512/72 - Subtract the two like fractions:
441/72 - 512/72 = 441 - 512/72 = -71/72
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