Subtract 70/50 from 28/36
1st number: 28/36, 2nd number: 1 20/50
28/36 - 70/50 is -28/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 50 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
28/36 = 28 × 25/36 × 25 = 700/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
70/50 = 70 × 18/50 × 18 = 1260/900 - Subtract the two like fractions:
700/900 - 1260/900 = 700 - 1260/900 = -560/900 - After reducing the fraction, the answer is -28/45
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