Jawabanmu

2014-08-17T19:44:19+07:00
-24 + (-11) + 24 = -24 - 11 + 24 = -11

-21 + 5 + (-14) = -21 + 5 - 14 = -30
2014-08-17T20:57:19+07:00
1. -24 + (-11) + 24
= (-35) + 24
= -11

2. -21 + 5 + (-14)
= (-16) + (-14)
= -30