Subtract 90/60 from 98/45
1st number: 2 8/45, 2nd number: 1 30/60
98/45 - 90/60 is 61/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
98/45 = 98 × 4/45 × 4 = 392/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Subtract the two like fractions:
392/180 - 270/180 = 392 - 270/180 = 122/180 - After reducing the fraction, the answer is 61/90
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Related: 98/90-90/60