Subtract 45/32 from 63/21
1st number: 3 0/21, 2nd number: 1 13/32
63/21 - 45/32 is 51/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
63/21 = 63 × 32/21 × 32 = 2016/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
45/32 = 45 × 21/32 × 21 = 945/672 - Subtract the two like fractions:
2016/672 - 945/672 = 2016 - 945/672 = 1071/672 - After reducing the fraction, the answer is 51/32
- In mixed form: 119/32
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