Subtract 42/10 from 18/35
1st number: 18/35, 2nd number: 4 2/10
18/35 - 42/10 is -129/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70 - Subtract the two like fractions:
36/70 - 294/70 = 36 - 294/70 = -258/70 - After reducing the fraction, the answer is -129/35
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