Subtract 36/24 from 70/90
1st number: 70/90, 2nd number: 1 12/24
70/90 - 36/24 is -13/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
70/90 = 70 × 4/90 × 4 = 280/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
36/24 = 36 × 15/24 × 15 = 540/360 - Subtract the two like fractions:
280/360 - 540/360 = 280 - 540/360 = -260/360 - After reducing the fraction, the answer is -13/18
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