Subtract 90/63 from 70/25
1st number: 2 20/25, 2nd number: 1 27/63
70/25 - 90/63 is 48/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 25 × 63 = 1575,
70/25 = 70 × 63/25 × 63 = 4410/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
90/63 = 90 × 25/63 × 25 = 2250/1575 - Subtract the two like fractions:
4410/1575 - 2250/1575 = 4410 - 2250/1575 = 2160/1575 - After reducing the fraction, the answer is 48/35
- In mixed form: 113/35
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