Add 56/70 and 20/98
56/70 + 20/98 is 246/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
56/70 = 56 × 7/70 × 7 = 392/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
20/98 = 20 × 5/98 × 5 = 100/490 - Add the two like fractions:
392/490 + 100/490 = 392 + 100/490 = 492/490 - 492/490 simplified gives 246/245
- So, 56/70 + 20/98 = 246/245
In mixed form: 11/245
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