Question 9
In the $5 \times 5$ Ken Ken, each row and column contains $1 \text{--} 5$ once. Each bold cage must satisfy its shown operation and target:+sum,−difference, $\div$ quotient, $\times$ product (examples $7 + , 2 - , 2 \div , 4 \times$). The diagonal givens are $5 , 3 , 4 , 1 , 2$. Find $A + B$ in the pictured puzzle.
