Subtract 42/70 from 90/49
1st number: 1 41/49, 2nd number: 42/70
90/49 - 42/70 is 303/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
90/49 = 90 × 10/49 × 10 = 900/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
42/70 = 42 × 7/70 × 7 = 294/490 - Subtract the two like fractions:
900/490 - 294/490 = 900 - 294/490 = 606/490 - After reducing the fraction, the answer is 303/245
- In mixed form: 158/245
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