Subtract 9/42 from 36/8
1st number: 4 4/8, 2nd number: 9/42
36/8 - 9/42 is 30/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
36/8 = 36 × 21/8 × 21 = 756/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
9/42 = 9 × 4/42 × 4 = 36/168 - Subtract the two like fractions:
756/168 - 36/168 = 756 - 36/168 = 720/168 - After reducing the fraction, the answer is 30/7
- In mixed form: 42/7
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