Subtract 50/72 from 80/4
1st number: 20 0/4, 2nd number: 50/72
80/4 - 50/72 is 695/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
80/4 = 80 × 18/4 × 18 = 1440/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
50/72 = 50 × 1/72 × 1 = 50/72 - Subtract the two like fractions:
1440/72 - 50/72 = 1440 - 50/72 = 1390/72 - After reducing the fraction, the answer is 695/36
- In mixed form: 1911/36
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