Subtract 40/10 from 30/45
1st number: 30/45, 2nd number: 4 0/10
30/45 - 40/10 is -10/3.
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,
30/45 = 30 × 2/45 × 2 = 60/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
40/10 = 40 × 9/10 × 9 = 360/90 - Subtract the two like fractions:
60/90 - 360/90 = 60 - 360/90 = -300/90 - After reducing the fraction, the answer is -10/3
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