Subtract 98/60 from 2/21
1st number: 2/21, 2nd number: 1 38/60
2/21 - 98/60 is -323/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
2/21 = 2 × 20/21 × 20 = 40/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
98/60 = 98 × 7/60 × 7 = 686/420 - Subtract the two like fractions:
40/420 - 686/420 = 40 - 686/420 = -646/420 - After reducing the fraction, the answer is -323/210
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