Subtract 28/8 from 40/75
1st number: 40/75, 2nd number: 3 4/8
40/75 - 28/8 is -89/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 8 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
40/75 = 40 × 8/75 × 8 = 320/600 - Likewise, for the 2nd fraction, since 8 × 75 = 600,
28/8 = 28 × 75/8 × 75 = 2100/600 - Subtract the two like fractions:
320/600 - 2100/600 = 320 - 2100/600 = -1780/600 - After reducing the fraction, the answer is -89/30
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