Kubika no gukoresha ububiko A na B

Bika imibare 2. Kanda , wandike 56, ukande hanyuma : ni inyandiko y'icyatsi kivanze n'ubururu iri hejuru ya buto ya $\displaystyle y^{x}$, kandi ekara yerekana 56.. Andika 68, ukande na , inyandiko y'icyatsi kivanze n'ubururu iri hejuru ya buto y'umuzi kare: 68.. Yikoreshe mu kubara: kanda , , hanyuma , wandike 2, ukande , hanyuma , , hanyuma , wandike 4, maze ukande : $\displaystyle 56 \div 2 + 68 \times 4$ ni 300..

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