Subtract 12/9 from 90/50
1st number: 1 40/50, 2nd number: 1 3/9
90/50 - 12/9 is 7/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 9 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
90/50 = 90 × 9/50 × 9 = 810/450 - Likewise, for the 2nd fraction, since 9 × 50 = 450,
12/9 = 12 × 50/9 × 50 = 600/450 - Subtract the two like fractions:
810/450 - 600/450 = 810 - 600/450 = 210/450 - After reducing the fraction, the answer is 7/15
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