Question

ex 3 si 4 va multumesc​

Answer 1

Rezolvare 3

18:2=9

6:2=3

14:2=7

8:2=4

10:2=5

4:2=2

Rezolvarea la ex 4

a) 8-2=6

5-2=3

6-2=4

12-2=10

18-2=16

b) 14:2=7

6:2=3

10:2=5

2:2=1

20:2=10

c)27:3=9

9:3=3

3:3=1

24:3=8

30:3=10

d)12-3=9

7-3=4

18-3=15

21-3=18

15-3=12

E corect ca să sti

Answer 2

Răspuns:

Ex 4

A) 8-2=6 .5-2=3. 6-2=4. 12-2=10. 18-2=16

B) 14:2=7. 6:2=3. 10:2=5. 2:2=1. 20:2=10

C)27:3=9. 9:3=3. 3:3=1. 24:3=8. 30÷3=10

D)12-3=9. 17-3=14. 18-3=15. 21-3=18.16-3=13

Explicație pas cu pas: