Subtract 7/4 from 7/15
1st number: 7/15, 2nd number: 1 3/4
715 - 74 is -7760.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
715 = 7 × 415 × 4 = 2860 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
74 = 7 × 154 × 15 = 10560 - Subtract the two like fractions:
2860 - 10560 = 28 - 10560 = -7760
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