Subtract 25/90 from 70/35
1st number: 2 0/35, 2nd number: 25/90
70/35 - 25/90 is 31/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
70/35 = 70 × 18/35 × 18 = 1260/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
25/90 = 25 × 7/90 × 7 = 175/630 - Subtract the two like fractions:
1260/630 - 175/630 = 1260 - 175/630 = 1085/630 - After reducing the fraction, the answer is 31/18
- In mixed form: 113/18
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