Subtract 72/70 from 8/15
1st number: 8/15, 2nd number: 1 2/70
8/15 - 72/70 is -52/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
8/15 = 8 × 14/15 × 14 = 112/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
72/70 = 72 × 3/70 × 3 = 216/210 - Subtract the two like fractions:
112/210 - 216/210 = 112 - 216/210 = -104/210 - After reducing the fraction, the answer is -52/105
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