Dodawanie i odejmowanie — ćwiczenia
■\
4 |
+ |
1 |
= |
5 |
5 |
— |
3 |
= | |
5 |
+ |
4 |
= | |
9 |
— |
4 |
= | |
4 |
+ |
5 |
= | |
2 |
— |
0 |
= | |
2 |
+ |
4 |
= | |
6 |
— |
2 |
= | |
4 |
+ |
2 |
= | |
8 |
— |
7 |
= |
©
4 |
+ |
4 |
= | |
10 |
— |
5 |
= | |
3 |
+ |
7 |
= | |
9 |
— |
5 |
= | |
8 |
+ |
2 |
= | |
5 |
— |
3 |
= | |
6 |
+ |
4 |
= | |
9 |
— |
8 |
= | |
3 |
+ |
2 |
= | |
8 |
— |
7 |
= |
/