Subtract 25/90 from 42/14
1st number: 3 0/14, 2nd number: 25/90
42/14 - 25/90 is 49/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
42/14 = 42 × 45/14 × 45 = 1890/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
25/90 = 25 × 7/90 × 7 = 175/630 - Subtract the two like fractions:
1890/630 - 175/630 = 1890 - 175/630 = 1715/630 - After reducing the fraction, the answer is 49/18
- In mixed form: 213/18
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