Subtract 90/50 from 70/60
1st number: 1 10/60, 2nd number: 1 40/50
70/60 - 90/50 is -19/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
70/60 = 70 × 5/60 × 5 = 350/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
90/50 = 90 × 6/50 × 6 = 540/300 - Subtract the two like fractions:
350/300 - 540/300 = 350 - 540/300 = -190/300 - After reducing the fraction, the answer is -19/30
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