Subtract 7/9 from 1/5
15 - 79 is -2645.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
15 = 1 × 95 × 9 = 945 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
79 = 7 × 59 × 5 = 3545 - Subtract the two like fractions:
945 - 3545 = 9 - 3545 = -2645
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