Subtract 90/40 from 49/36
1st number: 1 13/36, 2nd number: 2 10/40
49/36 - 90/40 is -8/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
49/36 = 49 × 10/36 × 10 = 490/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
90/40 = 90 × 9/40 × 9 = 810/360 - Subtract the two like fractions:
490/360 - 810/360 = 490 - 810/360 = -320/360 - After reducing the fraction, the answer is -8/9
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