Add 90/98 and 3/70
90/98 + 3/70 is 471/490.
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,
90/98 = 90 × 5/98 × 5 = 450/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
3/70 = 3 × 7/70 × 7 = 21/490 - Add the two like fractions:
450/490 + 21/490 = 450 + 21/490 = 471/490 - So, 90/98 + 3/70 = 471/490
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