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Arvutamine 20 piires 2

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

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

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