Subtract 28/70 from 36/20
1st number: 1 16/20, 2nd number: 28/70
36/20 - 28/70 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
36/20 = 36 × 7/20 × 7 = 252/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
28/70 = 28 × 2/70 × 2 = 56/140 - Subtract the two like fractions:
252/140 - 56/140 = 252 - 56/140 = 196/140 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
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