Add 18/49 and 80/90
18/49 + 80/90 is 554/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 49 × 90 = 4410,
18/49 = 18 × 90/49 × 90 = 1620/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
80/90 = 80 × 49/90 × 49 = 3920/4410 - Add the two like fractions:
1620/4410 + 3920/4410 = 1620 + 3920/4410 = 5540/4410 - 5540/4410 simplified gives 554/441
- So, 18/49 + 80/90 = 554/441
In mixed form: 1113/441
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