Add 80/90 and 45/49
80/90 + 45/49 is 797/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
80/90 = 80 × 49/90 × 49 = 3920/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
45/49 = 45 × 90/49 × 90 = 4050/4410 - Add the two like fractions:
3920/4410 + 4050/4410 = 3920 + 4050/4410 = 7970/4410 - 7970/4410 simplified gives 797/441
- So, 80/90 + 45/49 = 797/441
In mixed form: 1356/441
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