Add 63/70 and 84/98
63/70 + 84/98 is 123/70.
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,
63/70 = 63 × 7/70 × 7 = 441/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
84/98 = 84 × 5/98 × 5 = 420/490 - Add the two like fractions:
441/490 + 420/490 = 441 + 420/490 = 861/490 - 861/490 simplified gives 123/70
- So, 63/70 + 84/98 = 123/70
In mixed form: 153/70
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