Subtract 2/10 from 80/18
1st number: 4 8/18, 2nd number: 2/10
80/18 - 2/10 is 191/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
80/18 = 80 × 5/18 × 5 = 400/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
2/10 = 2 × 9/10 × 9 = 18/90 - Subtract the two like fractions:
400/90 - 18/90 = 400 - 18/90 = 382/90 - After reducing the fraction, the answer is 191/45
- In mixed form: 411/45
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