1â angi

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1. 1a 2010-2011 . 2. 2010.03.15.10-7= 86 9+?=10 4+0= 57 3. 18 2 5 15 20 20 4. - 1 20 5. 20- 11+4= 20-12= 7+8= 15 8 15 10 5 12 6. 20 1 8 2 20 17 3 20 19 1 7. 20 1 5 255 20 14 6 20 16 4 8. 1+19 2+18 3+17 4+165+15 6+14 7+13 8+12 9+11 10+10 11+9 12+8 13+7 14+6 15+5 16+4 17+3 18+2 19+1 20 9. 2 13 7 20 11 18 19 20 10. : 11.

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