Subtract 84/72 from 5/45
1st number: 5/45, 2nd number: 1 12/72
5/45 - 84/72 is -19/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
5/45 = 5 × 8/45 × 8 = 40/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
84/72 = 84 × 5/72 × 5 = 420/360 - Subtract the two like fractions:
40/360 - 420/360 = 40 - 420/360 = -380/360 - After reducing the fraction, the answer is -19/18
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