Subtract 2/40 from 9/5
1st number: 1 4/5, 2nd number: 2/40
9/5 - 2/40 is 7/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
9/5 = 9 × 8/5 × 8 = 72/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
2/40 = 2 × 1/40 × 1 = 2/40 - Subtract the two like fractions:
72/40 - 2/40 = 72 - 2/40 = 70/40 - After reducing the fraction, the answer is 7/4
- In mixed form: 13/4
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