Subtract 42/18 from 40/8
1st number: 5 0/8, 2nd number: 2 6/18
40/8 - 42/18 is 8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
40/8 = 40 × 9/8 × 9 = 360/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
42/18 = 42 × 4/18 × 4 = 168/72 - Subtract the two like fractions:
360/72 - 168/72 = 360 - 168/72 = 192/72 - After reducing the fraction, the answer is 8/3
- In mixed form: 22/3
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