Add 40/45 and 81/98
40/45 + 81/98 is 1513/882.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
40/45 = 40 × 98/45 × 98 = 3920/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
81/98 = 81 × 45/98 × 45 = 3645/4410 - Add the two like fractions:
3920/4410 + 3645/4410 = 3920 + 3645/4410 = 7565/4410 - 7565/4410 simplified gives 1513/882
- So, 40/45 + 81/98 = 1513/882
In mixed form: 1631/882
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