Subtract 6/49 from 98/21
1st number: 4 14/21, 2nd number: 6/49
98/21 - 6/49 is 668/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 21 × 7 = 147,
98/21 = 98 × 7/21 × 7 = 686/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
6/49 = 6 × 3/49 × 3 = 18/147 - Subtract the two like fractions:
686/147 - 18/147 = 686 - 18/147 = 668/147 - In mixed form: 480/147
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