Subtract 42/10 from 30/35
1st number: 30/35, 2nd number: 4 2/10
30/35 - 42/10 is -117/35.
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,
30/35 = 30 × 2/35 × 2 = 60/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70 - Subtract the two like fractions:
60/70 - 294/70 = 60 - 294/70 = -234/70 - After reducing the fraction, the answer is -117/35
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