Subtract 45/8 from 15/70
1st number: 15/70, 2nd number: 5 5/8
15/70 - 45/8 is -303/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
15/70 = 15 × 4/70 × 4 = 60/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
45/8 = 45 × 35/8 × 35 = 1575/280 - Subtract the two like fractions:
60/280 - 1575/280 = 60 - 1575/280 = -1515/280 - After reducing the fraction, the answer is -303/56
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