Add 60/40 and 75/81
1st number: 1 20/40, 2nd number: 75/81
60/40 + 75/81 is 131/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 81 is 3240
Next, find the equivalent fraction of both fractional numbers with denominator 3240 - For the 1st fraction, since 40 × 81 = 3240,
60/40 = 60 × 81/40 × 81 = 4860/3240 - Likewise, for the 2nd fraction, since 81 × 40 = 3240,
75/81 = 75 × 40/81 × 40 = 3000/3240 - Add the two like fractions:
4860/3240 + 3000/3240 = 4860 + 3000/3240 = 7860/3240 - 7860/3240 simplified gives 131/54
- So, 60/40 + 75/81 = 131/54
In mixed form: 223/54
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Related: 60/80+75/81