Subtract 3/70 from 72/35
1st number: 2 2/35, 2nd number: 3/70
72/35 - 3/70 is 141/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
72/35 = 72 × 2/35 × 2 = 144/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Subtract the two like fractions:
144/70 - 3/70 = 144 - 3/70 = 141/70 - In mixed form: 21/70
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