Subtract 28/90 from 49/40
1st number: 1 9/40, 2nd number: 28/90
49/40 - 28/90 is 329/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
49/40 = 49 × 9/40 × 9 = 441/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
28/90 = 28 × 4/90 × 4 = 112/360 - Subtract the two like fractions:
441/360 - 112/360 = 441 - 112/360 = 329/360
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