Subtract 90/45 from 98/5
1st number: 19 3/5, 2nd number: 2 0/45
98/5 - 90/45 is 88/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
98/5 = 98 × 9/5 × 9 = 882/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
90/45 = 90 × 1/45 × 1 = 90/45 - Subtract the two like fractions:
882/45 - 90/45 = 882 - 90/45 = 792/45 - After reducing the fraction, the answer is 88/5
- In mixed form: 173/5
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