4
It's the sum of 42 and 13 which is 55.
20
The sum of j and 13 can be represented as j + 13. In mathematics, the sum is the result of adding two or more numbers together. Therefore, the sum of j and 13 is j + 13.
the sum of 67 + 13 = 80
19
6 + 7 = 13(Sum means add)
13.
10
The simplified sum of 13 and 14 is 27.
The sum of the first 13 odd numbers is 169.
The product of 30 and the sum of 13 is calculated by multiplying 30 by 13. Therefore, ( 30 \times 13 = 390 ).
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