Subtract 45/63 from 18/8
1st number: 2 2/8, 2nd number: 45/63
18/8 - 45/63 is 43/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
18/8 = 18 × 63/8 × 63 = 1134/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
45/63 = 45 × 8/63 × 8 = 360/504 - Subtract the two like fractions:
1134/504 - 360/504 = 1134 - 360/504 = 774/504 - After reducing the fraction, the answer is 43/28
- In mixed form: 115/28
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