Subtract 20/72 from 12/3
1st number: 4 0/3, 2nd number: 20/72
12/3 - 20/72 is 67/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 3 × 24 = 72,
12/3 = 12 × 24/3 × 24 = 288/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
20/72 = 20 × 1/72 × 1 = 20/72 - Subtract the two like fractions:
288/72 - 20/72 = 288 - 20/72 = 268/72 - After reducing the fraction, the answer is 67/18
- In mixed form: 313/18
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