Subtract 72/40 from 12/2
1st number: 6 0/2, 2nd number: 1 32/40
12/2 - 72/40 is 21/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
12/2 = 12 × 20/2 × 20 = 240/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
72/40 = 72 × 1/40 × 1 = 72/40 - Subtract the two like fractions:
240/40 - 72/40 = 240 - 72/40 = 168/40 - After reducing the fraction, the answer is 21/5
- In mixed form: 41/5
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