<prompt> Tathmini floor 12.12 sakafu - floor 12.1 ghorofa cdot floor 12.1 ghorofa .  <response>: Ili kutathmini usemi huu, ninahitaji kukumbuka kile kazi ya sakafu hufanya. Hupunguza nambari yoyote halisi hadi nambari kamili iliyo karibu zaidi. Kwa mfano, floor 3.7 floor 3 na floor -2.4 floor -3. Kwa hivyo, ili kupata floor 12.12 floor, ninahitaji mraba 12.1 na kisha kuizungusha chini. Ninaweza kutumia calculator au kuifanya kwa mkono. Ninapata 12.12 146.41, na kuizungusha chini inanipa floor 12.12 floor 146. Vile vile, ili kupata floor 12.1 floor cdot floor 12.1 floor, ninahitaji kupunguza 12.1 mara mbili na kisha kuzidisha matokeo. Ninapata floor 12.1 floor 12 na floor 12.1 floor cdot floor 12.1 floor 12 cdot 12 144. Mwishowe, ninahitaji kuondoa maadili haya mawili. Napata floor 12.12 floor - floor 12.1 floor cdot floor 12.1 floor 146 - 144 2. 