Add 81/98 and 3/70
81/98 + 3/70 is 213/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
81/98 = 81 × 5/98 × 5 = 405/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
3/70 = 3 × 7/70 × 7 = 21/490 - Add the two like fractions:
405/490 + 21/490 = 405 + 21/490 = 426/490 - 426/490 simplified gives 213/245
- So, 81/98 + 3/70 = 213/245
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