Add 56/81 and 4/10
56/81 + 4/10 is 442/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
56/81 = 56 × 10/81 × 10 = 560/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
4/10 = 4 × 81/10 × 81 = 324/810 - Add the two like fractions:
560/810 + 324/810 = 560 + 324/810 = 884/810 - 884/810 simplified gives 442/405
- So, 56/81 + 4/10 = 442/405
In mixed form: 137/405
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