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Arvutamine 20 piires 2

Author: Halliste Ülle
Description: Arvuta. Ühenda omavahel sobivad tehted.
Keywords: , , , , , , online teaching

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

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