Subtract 15/70 from 7/5
1st number: 1 2/5, 2nd number: 15/70
7/5 - 15/70 is 83/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
7/5 = 7 × 14/5 × 14 = 98/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Subtract the two like fractions:
98/70 - 15/70 = 98 - 15/70 = 83/70 - In mixed form: 113/70
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