Subtract 98/70 from 20/24
1st number: 20/24, 2nd number: 1 28/70
20/24 - 98/70 is -17/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
20/24 = 20 × 35/24 × 35 = 700/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
98/70 = 98 × 12/70 × 12 = 1176/840 - Subtract the two like fractions:
700/840 - 1176/840 = 700 - 1176/840 = -476/840 - After reducing the fraction, the answer is -17/30
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