Subtract 5/70 from 42/10
1st number: 4 2/10, 2nd number: 5/70
42/10 - 5/70 is 289/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
5/70 = 5 × 1/70 × 1 = 5/70 - Subtract the two like fractions:
294/70 - 5/70 = 294 - 5/70 = 289/70 - In mixed form: 49/70
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