Each symbol in the grid below represents a numerical value. We know the sum of symbols for the first, second, and bottom rows and the leftmost and rightmost columns.

For example, we know from the grid:

What are the missing sums?

Problem A

Shape Sums

Each symbol in the grid below represents a numerical value. We know the sum of symbols for the first, second, and bottom rows and the leftmost and rightmost columns.

For example, we know from the grid:

What are the missing sums?