ex 4
de 2 ori mai mari decat 8,6,10,9,5
a)
8×2 = 16
6×2= 12
10×2=20
9×2=18
5×2=10
B)Cu 2 ori mai mari decat : 8,6,10,9,5:
8+2=10
6 +2 =8
10+2=12
9+2=12
5+2 =7
5 ) 7×2= 14
8×2=16
9×2 =18
2×2=4
Problema
sunt date 9 Stiuci
Crapi ? de doua ori mai multi ca stiucile
Citi pesti sunt in total ?
Rezolvare
9×2=18 (crapi )
18 +9 = 27 (pesti in total )
Raspuns
27 de pesti in total