Subtract 56/45 from 98/18
1st number: 5 8/18, 2nd number: 1 11/45
98/18 - 56/45 is 21/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
98/18 = 98 × 5/18 × 5 = 490/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Subtract the two like fractions:
490/90 - 112/90 = 490 - 112/90 = 378/90 - After reducing the fraction, the answer is 21/5
- In mixed form: 41/5
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