Subtract 42/70 from 84/75
1st number: 1 9/75, 2nd number: 42/70
84/75 - 42/70 is 13/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
84/75 = 84 × 14/75 × 14 = 1176/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
42/70 = 42 × 15/70 × 15 = 630/1050 - Subtract the two like fractions:
1176/1050 - 630/1050 = 1176 - 630/1050 = 546/1050 - After reducing the fraction, the answer is 13/25
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Related: 84/75-84/70