Subtract 40/12 from 4/45
1st number: 4/45, 2nd number: 3 4/12
4/45 - 40/12 is -146/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
4/45 = 4 × 4/45 × 4 = 16/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
40/12 = 40 × 15/12 × 15 = 600/180 - Subtract the two like fractions:
16/180 - 600/180 = 16 - 600/180 = -584/180 - After reducing the fraction, the answer is -146/45
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