BT BB 166b(18) var. :מסך סיכי להו‏ : they do in fact sum them up
See the entire entry for swk vb. to be used up, total up

BT BB 166b(18)var. :אסוכי מסכי להו בזוזא‏ :
See the entire entry for swk vb. to be used up, total up