Subtract 9/8 from 4/2
1st number: 2 0/2, 2nd number: 1 1/8
42 - 98 is 78.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
42 = 4 × 42 × 4 = 168 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
98 = 9 × 18 × 1 = 98 - Subtract the two like fractions:
168 - 98 = 16 - 98 = 78
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