Subtract 20/49 from 90/56
1st number: 1 34/56, 2nd number: 20/49
90/56 - 20/49 is 235/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
90/56 = 90 × 7/56 × 7 = 630/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
20/49 = 20 × 8/49 × 8 = 160/392 - Subtract the two like fractions:
630/392 - 160/392 = 630 - 160/392 = 470/392 - After reducing the fraction, the answer is 235/196
- In mixed form: 139/196
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