Subtract 7/15 from 7/9
79 - 715 is 1445.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
79 = 7 × 59 × 5 = 3545 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
715 = 7 × 315 × 3 = 2145 - Subtract the two like fractions:
3545 - 2145 = 35 - 2145 = 1445
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