Subtract 24/45 from 63/42
1st number: 1 21/42, 2nd number: 24/45
63/42 - 24/45 is 29/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
63/42 = 63 × 15/42 × 15 = 945/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
24/45 = 24 × 14/45 × 14 = 336/630 - Subtract the two like fractions:
945/630 - 336/630 = 945 - 336/630 = 609/630 - After reducing the fraction, the answer is 29/30
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