Subtract 42/4 from 35/90
1st number: 35/90, 2nd number: 10 2/4
35/90 - 42/4 is -91/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
35/90 = 35 × 2/90 × 2 = 70/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
42/4 = 42 × 45/4 × 45 = 1890/180 - Subtract the two like fractions:
70/180 - 1890/180 = 70 - 1890/180 = -1820/180 - After reducing the fraction, the answer is -91/9
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