Subtract 7/40 from 45/9
1st number: 5 0/9, 2nd number: 7/40
45/9 - 7/40 is 193/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
45/9 = 45 × 40/9 × 40 = 1800/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
7/40 = 7 × 9/40 × 9 = 63/360 - Subtract the two like fractions:
1800/360 - 63/360 = 1800 - 63/360 = 1737/360 - After reducing the fraction, the answer is 193/40
- In mixed form: 433/40
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