Subtract 72/45 from 12/3
1st number: 4 0/3, 2nd number: 1 27/45
12/3 - 72/45 is 12/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
12/3 = 12 × 15/3 × 15 = 180/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
72/45 = 72 × 1/45 × 1 = 72/45 - Subtract the two like fractions:
180/45 - 72/45 = 180 - 72/45 = 108/45 - After reducing the fraction, the answer is 12/5
- In mixed form: 22/5
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