Subtract 30/8 from 84/2
1st number: 42 0/2, 2nd number: 3 6/8
84/2 - 30/8 is 153/4.
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,
84/2 = 84 × 4/2 × 4 = 336/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
30/8 = 30 × 1/8 × 1 = 30/8 - Subtract the two like fractions:
336/8 - 30/8 = 336 - 30/8 = 306/8 - After reducing the fraction, the answer is 153/4
- In mixed form: 381/4
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