Subtract 7/21 from 98/24
1st number: 4 2/24, 2nd number: 7/21
98/24 - 7/21 is 15/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
98/24 = 98 × 7/24 × 7 = 686/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
7/21 = 7 × 8/21 × 8 = 56/168 - Subtract the two like fractions:
686/168 - 56/168 = 686 - 56/168 = 630/168 - After reducing the fraction, the answer is 15/4
- In mixed form: 33/4
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