sum
/sʌm/
A quantity obtained by addition or aggregation.
The sum of 3 and 4 is 7.
(often plural) An arithmetic computation, especially one posed to a student as an exercise (not necessarily limited to addition).
We're learning about division, and the sums are tricky.
A quantity of money.
a tidy sum
A summary; the principal points or thoughts when viewed together; the amount; the substance; compendium.
This is the sum and substance of his objections.
A central idea or point; gist.
The utmost degree.
An old English measure of corn equal to the quarter.