Subtract 18/49 from 90/35
1st number: 2 20/35, 2nd number: 18/49
90/35 - 18/49 is 108/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
90/35 = 90 × 7/35 × 7 = 630/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
18/49 = 18 × 5/49 × 5 = 90/245 - Subtract the two like fractions:
630/245 - 90/245 = 630 - 90/245 = 540/245 - After reducing the fraction, the answer is 108/49
- In mixed form: 210/49
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