Add 20/56 and 90/98
20/56 + 90/98 is 125/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
20/56 = 20 × 7/56 × 7 = 140/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
90/98 = 90 × 4/98 × 4 = 360/392 - Add the two like fractions:
140/392 + 360/392 = 140 + 360/392 = 500/392 - 500/392 simplified gives 125/98
- So, 20/56 + 90/98 = 125/98
In mixed form: 127/98
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