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observa modelul si scrie fiecare numar ca sume de produse:1 364 1 571 999 2 756 7 202 7 202 8 532

model 1 364={1x100] +[6x10]+4


Răspuns :

1571=[ 1×1000]+[5×100]+[7×10]+1; 999=[9×100]+[9×10]+9; 2756=[2×1000]+[7×100]+[5×10]+6; 7202=[7×1000]+[2×100]+2; 8532=[8×1000]+[5×100]+[3×10]+2; Sper sa fie bun!!!