Add 40/81 and 54/30
1st number: 40/81, 2nd number: 1 24/30
40/81 + 54/30 is 929/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 30 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
40/81 = 40 × 10/81 × 10 = 400/810 - Likewise, for the 2nd fraction, since 30 × 27 = 810,
54/30 = 54 × 27/30 × 27 = 1458/810 - Add the two like fractions:
400/810 + 1458/810 = 400 + 1458/810 = 1858/810 - 1858/810 simplified gives 929/405
- So, 40/81 + 54/30 = 929/405
In mixed form: 2119/405
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