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Lara12
a fost răspuns

dupa acest exercitiu mai alcatuiti inca 5 modele: 33x(11+17+72) sau 33x100=3 300, va rog mult!!!!!!!!!!!!

Răspuns :

55x(67+32+11)=5500
89x(45+34+21)=8900
22x(55+39+6)=2200
64x(23+57+20)=6400
59x(32+29+39)=5900
ceva de genu?sau alt fel?
Albatran
22*(20+30+50)=22*100=2200
 3 * (2+3+5)=3*10=30
2* (4+6+10)=2*20=40
5 *(3+7+20)=5*30=150
100* ( 20+30+50)=100*100=10000