Subtract 72/8 from 40/50
1st number: 40/50, 2nd number: 9 0/8
40/50 - 72/8 is -41/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
40/50 = 40 × 4/50 × 4 = 160/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
72/8 = 72 × 25/8 × 25 = 1800/200 - Subtract the two like fractions:
160/200 - 1800/200 = 160 - 1800/200 = -1640/200 - After reducing the fraction, the answer is -41/5
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