Subtract 90/24 from 84/70
1st number: 1 14/70, 2nd number: 3 18/24
84/70 - 90/24 is -51/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
84/70 = 84 × 12/70 × 12 = 1008/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
90/24 = 90 × 35/24 × 35 = 3150/840 - Subtract the two like fractions:
1008/840 - 3150/840 = 1008 - 3150/840 = -2142/840 - After reducing the fraction, the answer is -51/20
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