Add 80/45 and 81/49
1st number: 1 35/45, 2nd number: 1 32/49
80/45 + 81/49 is 1513/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
80/45 = 80 × 49/45 × 49 = 3920/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
81/49 = 81 × 45/49 × 45 = 3645/2205 - Add the two like fractions:
3920/2205 + 3645/2205 = 3920 + 3645/2205 = 7565/2205 - 7565/2205 simplified gives 1513/441
- So, 80/45 + 81/49 = 1513/441
In mixed form: 3190/441
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