Subtract 1/10 from 42/25
1st number: 1 17/25, 2nd number: 1/10
42/25 - 1/10 is 79/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
42/25 = 42 × 2/25 × 2 = 84/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
1/10 = 1 × 5/10 × 5 = 5/50 - Subtract the two like fractions:
84/50 - 5/50 = 84 - 5/50 = 79/50 - In mixed form: 129/50
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