Subtract 25/70 from 90/4
1st number: 22 2/4, 2nd number: 25/70
90/4 - 25/70 is 155/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
90/4 = 90 × 35/4 × 35 = 3150/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
25/70 = 25 × 2/70 × 2 = 50/140 - Subtract the two like fractions:
3150/140 - 50/140 = 3150 - 50/140 = 3100/140 - After reducing the fraction, the answer is 155/7
- In mixed form: 221/7
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