Question

ex 1 Afla folosind axa numerelor,dublul numerelor 2,5,6,7,8,9,10 ex2Scrie adunarile repetate ca inmultiri de doi factori; 9+9;7+7;5+5 ex3 Afla produsul perechilor de numere2 si 6;2si 10;2si7

Answer 1

dublul numerelor :

2×5=10
5×2=10
6×2=12
7×2=14
8×2=16
9×2=18
10×2=20

9+9=9×2=18
7+7=7×2=14
5+5=5×2=10

3.) 2×6=12 ( produsul)
2×10=20( produsul)
2×7=14 ( produsul )

Answer 2

dublul numerelor :
2 × 5 = 10

5 ×2 = 10

6 × 2 = 12

7 × 2 = 14

8 × 2 = 16

9 × 2 = 18

10 × 2 = 20

ex 2 : 9 + 9 = 18
9 × 2 = 18

7 + 7 = 14

7 × 2 = 14

5 + 5 = 10

5 × 2 = 10

ex 3 : 2 × 6 = 12

2 × 10 = 20

2 × 7 = 14

Sper ca te-am ajutat !