Расчет дроби 7/8 + 7/9 = 119/72

The online fraction calculator allows you to perform basic actions with fractions: addition, subtraction, multiplication and division. As well as reduction, reduction to a common denominator and simplification.


To calculate the sum, difference, product or quotient of two fractions and get a detailed solution, enter the numerator and denominator of each fraction and, if available, the integer part. Next, select the necessary operation from the list. If necessary, enter a negative fraction, put a minus sign "-" in the integer part of the fraction.

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7
8
+
7
9
=
119
72
≈
1.653
Solution:
7
8
+
7
9
=
7*9
8*9
+
7*8
9*8
=
63
72
+
56
72
=
63+56
72
=
119
72
≈
1.653
Detailed explanation of the solution:
1.Bringing to a common denominator
7
8
+
7
9
=
7*9
8*9
+
7*8
9*8
=
63
72
+
56
72
2.Additionfractions with common denominators
63
72
+
56
72
=
63+56
72
=
119
72
≈
1.653

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