Subtract 9/10 from 80/45
1st number: 1 35/45, 2nd number: 9/10
80/45 - 9/10 is 79/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
80/45 = 80 × 2/45 × 2 = 160/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
9/10 = 9 × 9/10 × 9 = 81/90 - Subtract the two like fractions:
160/90 - 81/90 = 160 - 81/90 = 79/90
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