Subtract 40/90 from 56/45
1st number: 1 11/45, 2nd number: 40/90
56/45 - 40/90 is 4/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
40/90 = 40 × 1/90 × 1 = 40/90 - Subtract the two like fractions:
112/90 - 40/90 = 112 - 40/90 = 72/90 - After reducing the fraction, the answer is 4/5
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