Subtract 72/70 from 30/14
1st number: 2 2/14, 2nd number: 1 2/70
30/14 - 72/70 is 39/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
30/14 = 30 × 5/14 × 5 = 150/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
72/70 = 72 × 1/70 × 1 = 72/70 - Subtract the two like fractions:
150/70 - 72/70 = 150 - 72/70 = 78/70 - After reducing the fraction, the answer is 39/35
- In mixed form: 14/35
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