Subtract 21/49 from 42/24
1st number: 1 18/24, 2nd number: 21/49
42/24 - 21/49 is 37/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 49 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 24 × 49 = 1176,
42/24 = 42 × 49/24 × 49 = 2058/1176 - Likewise, for the 2nd fraction, since 49 × 24 = 1176,
21/49 = 21 × 24/49 × 24 = 504/1176 - Subtract the two like fractions:
2058/1176 - 504/1176 = 2058 - 504/1176 = 1554/1176 - After reducing the fraction, the answer is 37/28
- In mixed form: 19/28
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