Add 7/98 and 40/70
7/98 + 40/70 is 9/14.
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,
7/98 = 7 × 5/98 × 5 = 35/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
40/70 = 40 × 7/70 × 7 = 280/490 - Add the two like fractions:
35/490 + 280/490 = 35 + 280/490 = 315/490 - 315/490 simplified gives 9/14
- So, 7/98 + 40/70 = 9/14
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