Question

1)Alege dintre numerele urmatoare pe acelea care se impart exact la 3. 35.9.12.16.24.28.30.0.10.3.14.27. 2)Completeaza tabelu

Answer 1

Numerele la care se imaprte 3 sunt: 9,12,24,30,3

Answer 2

9:3=3
12:3=4
24:3=8
30:3=10
0:3=0
3:3=1
27:3=9
n+3
3+3=6
6+3=9
9+3=12
n-3
3-3=0
6-3=3
9-3=6
nx3
3x3=9
6x3=18
9x3=27
n:3
3:3=1
6:3=2
9:3=3
nx3+3
3x3+3=9+3=12
6x3+3=18+3=21
9x3+3=27+3=30
n:3+3
3:3+3=1+3=4
6:3+3=2+3=5
9:3+3=3+3=6
n-3
3-3=0
6-3=3
9-3=6