H3699
כָּסַס
to compute
(Qal) to estimate, reckon, compute
Full Brown-Driver-Briggs lexicon entry
[כָּסַס] verb compute (perhaps originally divide up, make small, fine; Late Hebrew chew; Aramaic break small (rare), usually (Aph`el etc.) correct, convict; Arabic pulverize; Assyrian kasâsu, perhaps cut in two, or up, whence kissatu, fodder) — only Qal Imperfect 2 masculine plural אִישׁ לְפִי אָכְלוֺ תָּכֹסּוּ עַלהַֿשֶּׂה Exod 12:4 (P) each one according to his eating shall ye compute for the lamb.
1 occurrence