jueves, 21 de agosto de 2014

Ejercicios de Practicas


SUMAS

(+18) + (+12) =                                                            (+23) + (-13) =

(-15) + (-8) =                                                               (-30) + (+14) =

(+32) + (-50) =                                                            (-16) + (-18) =

(-9) + (-15) =                                                               (+5) + (-13) =

(+56) + (+14) =                                                           (+10) + (-14) =

RESTAS

(+30) - (-14) =                                                            (-12) - (+18) =

(+19) - (+32) =                                                           (+19) - (-13) =

(-8) - (+12) =                                                              (-6) - (+8) =

(+11) - (+15) =                                                           (-12) - (-18) =


(-17) - (+15) =                                                            (+6) - (14) =

2 comentarios:

  1. Muy bien los ejercicios para practicar, ubiera estado mejor que se explicara uno de cada operacion.... :)

    ResponderEliminar
  2. Estos ejercicios son de mucha importancia para ir practicando las leyes de los signos.

    ResponderEliminar