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Arvutamine 20 piires 2

Author: Pahk Terje
Description: Arvuta. Ühenda omavahel sobivad tehted.
Keywords: arvutamine, , , , , , online teaching

Content:
Definitions:
0. 10 %2b 9 - 2
1. 2 %2b 16 - 8
2. 3 %2b 16 - 12
3. 16 %2b 4 - 2
4. 5 %2b 10 - 1
5. 8 %2b 8 - 1
6. 4 %2b 7 - 0
7. 4 %2b 10 - 8
8. 4 %2b 16 - 0
9. 6 %2b 9 - 3
10. 11 %2b 9 - 1
11. 16 %2b 3 - 11
12. 9 %2b 9 - 2
13. 3 %2b 10 - 4
14. 9 %2b 8 - 4
15. 7 %2b 9 - 11

Answers:
0. 12 - 9 %2b 2
1. 17 - 8 %2b 6
2. 10 - 3 %2b 9
3. 9 - 8 %2b 5
4. 14 - 6 %2b 11
5. 11 - 4 %2b 2
6. 19 - 6 %2b 0
7. 11 - 6 %2b 9
8. 19 - 8 %2b 9
9. 12 - 9 %2b 5
10. 20 - 11 %2b 9
11. 15 - 5 %2b 1
12. 15 - 6 %2b 8
13. 7 - 4 %2b 4
14. 16 - 8 %2b 2
15. 13 - 7 %2b 6
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