Subtract 25/7 from 50/90
1st number: 50/90, 2nd number: 3 4/7
50/90 - 25/7 is -190/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
50/90 = 50 × 7/90 × 7 = 350/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
25/7 = 25 × 90/7 × 90 = 2250/630 - Subtract the two like fractions:
350/630 - 2250/630 = 350 - 2250/630 = -1900/630 - After reducing the fraction, the answer is -190/63
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