Add 45/81 and 63/5
1st number: 45/81, 2nd number: 12 3/5
45/81 + 63/5 is 592/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 5 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 81 × 5 = 405,
45/81 = 45 × 5/81 × 5 = 225/405 - Likewise, for the 2nd fraction, since 5 × 81 = 405,
63/5 = 63 × 81/5 × 81 = 5103/405 - Add the two like fractions:
225/405 + 5103/405 = 225 + 5103/405 = 5328/405 - 5328/405 simplified gives 592/45
- So, 45/81 + 63/5 = 592/45
In mixed form: 137/45
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