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Fractions calculation：
Enter the fractions calculation formula directly and click the "Next" button to get the calculation answer.
It does not support mathematical functions (including trigonometric functions) and can only calculate the addition, subtraction, multiplication and division of two fractions. The fraction line is indicated by "/".
Enter the fractions calculation formula directly and click the "Next" button to get the calculation answer.
It does not support mathematical functions (including trigonometric functions) and can only calculate the addition, subtraction, multiplication and division of two fractions. The fraction line is indicated by "/".
Current location：Mathematical operation > History of fraction calculation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 fraction calculations
[ 1/1 Fraction calculation ]
Question type: Fractional addition
Original question: 19/117+40/39
Solution:
19 117 | + | 40 39 |
Divide the least common multiple 117 by the denominator 117 of the first addend to get 1
Multiply the numerator 19 and denominator 117 of the first fraction by 1
Then divide the least common multiple 117 by the denominator 39 of the second addend to get 3
Multiply the numerator 40 and denominator 39 of the second fraction by 3
| = | 19 117 | + | 120 117 |
| = | 139 117 |