Subtract 40/80 from 75/30
1st number: 2 15/30, 2nd number: 40/80
75/30 - 40/80 is 2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
75/30 = 75 × 8/30 × 8 = 600/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
40/80 = 40 × 3/80 × 3 = 120/240 - Subtract the two like fractions:
600/240 - 120/240 = 600 - 120/240 = 480/240 - After reducing the fraction, the answer is 2/1
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