Subtract 4/42 from 63/8
1st number: 7 7/8, 2nd number: 4/42
63/8 - 4/42 is 1307/168.
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,
63/8 = 63 × 21/8 × 21 = 1323/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
4/42 = 4 × 4/42 × 4 = 16/168 - Subtract the two like fractions:
1323/168 - 16/168 = 1323 - 16/168 = 1307/168 - In mixed form: 7131/168
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