Question

Va rog mult ajutatima dau 100 balluri si coroana va rog urgent aceste ex. !!!!!!​

Answer 1

Răspuns:

1,25+(-2,5)=1,25-2,5= -1,25

2/5+(-1,25)=0,4-1,25= 0,85

_________

(6·8+5)/8+(1·12+7)/12=³⁾53/8+²⁾19/12=159/24+38/24=197/24=8 intregi 5/24

___________

-²⁾11/12+³⁾7/8= -22/24+21/24= -1/24

_________

-5/16·8/25= -1/10

se reduc termenii pe diagonala