Subtract 4/9 from 7/72
772 - 49 is -2572.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
772 = 7 × 172 × 1 = 772 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
49 = 4 × 89 × 8 = 3272 - Subtract the two like fractions:
772 - 3272 = 7 - 3272 = -2572
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