Add 50/70 and 81/98
50/70 + 81/98 is 151/98.
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,
50/70 = 50 × 7/70 × 7 = 350/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
81/98 = 81 × 5/98 × 5 = 405/490 - Add the two like fractions:
350/490 + 405/490 = 350 + 405/490 = 755/490 - 755/490 simplified gives 151/98
- So, 50/70 + 81/98 = 151/98
In mixed form: 153/98
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