Subtract 21/72 from 49/24
1st number: 2 1/24, 2nd number: 21/72
49/24 - 21/72 is 7/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
49/24 = 49 × 3/24 × 3 = 147/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Subtract the two like fractions:
147/72 - 21/72 = 147 - 21/72 = 126/72 - After reducing the fraction, the answer is 7/4
- In mixed form: 13/4
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