ECUACIONES ADICTIVAS EN Q

1 Q// NUMERO SUMADO CO 8/12 DA 2/5

x+8/12=2/5
x+8/12-8/12=2/5-8/12
x=2-40
        60
x=-16/60=-8/30=-4/15

RESTA DE DECIMALES

me regalaron 4320,221 de plátanos para vender y vendí 2320,120 ¿ cuantos me quedan  

                                             -4320,221
                                              2320,120
                                              ------------
                                              2000,101                  R//:quedaron 200,101

SUMA DE DECIMALES

1:Johan camino 30 metros ala derecha 2,05 m adelante. 7,07 ala izquierda y atrás 0,97 m ¿Dónde quedo Johan

R//:Johan quedo: 24,01
                                                derecha                                 izquierda
                                               30,00                                     -7,07
                                               +2,05                                      0,97
                                              -- ------                                    -------
                                              32,05                                       8,04
                                                               
                                                                32,05
                                                                -8,04
                                                                -------
                                                                24,01