Add 15/81 and 35/80
15/81 + 35/80 is 269/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 80 is 6480
Next, find the equivalent fraction of both fractional numbers with denominator 6480 - For the 1st fraction, since 81 × 80 = 6480,
15/81 = 15 × 80/81 × 80 = 1200/6480 - Likewise, for the 2nd fraction, since 80 × 81 = 6480,
35/80 = 35 × 81/80 × 81 = 2835/6480 - Add the two like fractions:
1200/6480 + 2835/6480 = 1200 + 2835/6480 = 4035/6480 - 4035/6480 simplified gives 269/432
- So, 15/81 + 35/80 = 269/432
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