Răspunsuri

2014-05-13T18:08:48+03:00
4dm=0,4m
1dm=0,1m

0,4+0,1=0,5m
imi mai poti spune 5 exerciti asemanatore
770 mm + ? mm 1 m
770mm= 0,77m
1m-0,77m=0,23m
9 DM +? CM = 1 M
2014-05-13T18:08:49+03:00
1 m = 10 dm , deci 4 dm + x = 10 dm /-4 , x = 6 dm