Add 2/40 and 9/98
2/40 + 9/98 is 139/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
9/98 = 9 × 20/98 × 20 = 180/1960 - Add the two like fractions:
98/1960 + 180/1960 = 98 + 180/1960 = 278/1960 - 278/1960 simplified gives 139/980
- So, 2/40 + 9/98 = 139/980
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