Subtract 63/64 from 42/12
1st number: 3 6/12, 2nd number: 63/64
42/12 - 63/64 is 161/64.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 64 is 192
Next, find the equivalent fraction of both fractional numbers with denominator 192 - For the 1st fraction, since 12 × 16 = 192,
42/12 = 42 × 16/12 × 16 = 672/192 - Likewise, for the 2nd fraction, since 64 × 3 = 192,
63/64 = 63 × 3/64 × 3 = 189/192 - Subtract the two like fractions:
672/192 - 189/192 = 672 - 189/192 = 483/192 - After reducing the fraction, the answer is 161/64
- In mixed form: 233/64
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