Subtract 20/35 from 54/18
1st number: 3 0/18, 2nd number: 20/35
54/18 - 20/35 is 17/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
54/18 = 54 × 35/18 × 35 = 1890/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
20/35 = 20 × 18/35 × 18 = 360/630 - Subtract the two like fractions:
1890/630 - 360/630 = 1890 - 360/630 = 1530/630 - After reducing the fraction, the answer is 17/7
- In mixed form: 23/7
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