Subtract 45/90 from 98/54
1st number: 1 44/54, 2nd number: 45/90
98/54 - 45/90 is 71/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
98/54 = 98 × 5/54 × 5 = 490/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
45/90 = 45 × 3/90 × 3 = 135/270 - Subtract the two like fractions:
490/270 - 135/270 = 490 - 135/270 = 355/270 - After reducing the fraction, the answer is 71/54
- In mixed form: 117/54
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