Subtract 18/24 from 72/70
1st number: 1 2/70, 2nd number: 18/24
72/70 - 18/24 is 39/140.
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,
72/70 = 72 × 12/70 × 12 = 864/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
18/24 = 18 × 35/24 × 35 = 630/840 - Subtract the two like fractions:
864/840 - 630/840 = 864 - 630/840 = 234/840 - After reducing the fraction, the answer is 39/140
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