Ikoreshwa ryunganya mu mibare

Doping imibereho

Ibisubizo biraboneka ku mugaragaro

(+4)+(+6):

Ni iyihe mibare y’inyuguti iri munsi, yerekana igiteranyo cyayo? (+3) + (-5) = ?

Muri icyo gikorwa cyo gukusanya imibare, iyo imibare mibi ifatanyijwe n’umubare wiza, igisubizo giteye gute?

Ikoreshwa ry’iki gikorwa: (-7) + (-3) ryunganya ni iki?