Расчет дроби 1(3/7) + 49(21/8) = 2971/56

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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1
3
7
+
49
21
8
=
2971
56
≈
53.054
Solution:
1
3
7
+
49
21
8
=
1*7+3
7
+
49*8+21
8
=
7+3
7
+
392+21
8
=
10
7
+
413
8
=
10*8
7*8
+
413*7
8*7
=
80
56
+
2891
56
=
80+2891
56
=
2971
56
≈
53.054
Detailed explanation of the solution:
1.Conversion of mixed fractions to ordinary fractions
1
3
7
+
49
21
8
=
1*7+3
7
+
49*8+21
8
=
7+3
7
+
392+21
8
=
10
7
+
413
8
2.Bringing to a common denominator
10
7
+
413
8
=
10*8
7*8
+
413*7
8*7
=
80
56
+
2891
56
3.Additionfractions with common denominators
80
56
+
2891
56
=
80+2891
56
=
2971
56
≈
53.054

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