Add 20/56 and 70/98
20/56 + 70/98 is 15/14.
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,
70/98 = 70 × 4/98 × 4 = 280/392 - Add the two like fractions:
140/392 + 280/392 = 140 + 280/392 = 420/392 - 420/392 simplified gives 15/14
- So, 20/56 + 70/98 = 15/14
In mixed form: 11/14
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