Add 75/81 and 4/10
75/81 + 4/10 is 179/135.
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,
75/81 = 75 × 10/81 × 10 = 750/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
4/10 = 4 × 81/10 × 81 = 324/810 - Add the two like fractions:
750/810 + 324/810 = 750 + 324/810 = 1074/810 - 1074/810 simplified gives 179/135
- So, 75/81 + 4/10 = 179/135
In mixed form: 144/135
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