Subtract 3/70 from 8/5
1st number: 1 3/5, 2nd number: 3/70
8/5 - 3/70 is 109/70.
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,
8/5 = 8 × 14/5 × 14 = 112/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Subtract the two like fractions:
112/70 - 3/70 = 112 - 3/70 = 109/70 - In mixed form: 139/70
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