Subtract 7/70 from 42/25
1st number: 1 17/25, 2nd number: 7/70
42/25 - 7/70 is 79/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
42/25 = 42 × 14/25 × 14 = 588/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
7/70 = 7 × 5/70 × 5 = 35/350 - Subtract the two like fractions:
588/350 - 35/350 = 588 - 35/350 = 553/350 - After reducing the fraction, the answer is 79/50
- In mixed form: 129/50
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