Subtract 48/20 from 7/72
1st number: 7/72, 2nd number: 2 8/20
7/72 - 48/20 is -829/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
7/72 = 7 × 5/72 × 5 = 35/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
48/20 = 48 × 18/20 × 18 = 864/360 - Subtract the two like fractions:
35/360 - 864/360 = 35 - 864/360 = -829/360
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