Subtract 7/5 from 80/45
1st number: 1 35/45, 2nd number: 1 2/5
80/45 - 7/5 is 17/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
80/45 = 80 × 1/45 × 1 = 80/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
7/5 = 7 × 9/5 × 9 = 63/45 - Subtract the two like fractions:
80/45 - 63/45 = 80 - 63/45 = 17/45
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