Question

Am nevoie de ajutor la exerciile din carte va multumesc.

Answer 1

7.10-1=9 kg. de prune incap  intr-o lada
90:9=10 ladite
verificare : 10 lazi x 9kg.=90 kg. 
raspuns:10  ladite                                                                                                                     8.   25 x 10=250kg(mere)
10 x 9=90 kg(pere)
250-125=125kg(mere au ramas)
90-68=22kg(pere au ramas)
125+22=147kg(au ramas total)                                                                      9.  Matei,Grigore și Rares                                                                                                                  10.     8 : 4 = 2 prune (cantaresc cat un mar)
2 * 8 = 16 prune (cantaresc cat un pepene)
16 * 2 = 32 prune (cantaresc cat doi pepeni)     Coroana?