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1-5 angiin baga angiin suragchid hereglej bolno
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2. 1 2 3 3. 4. 1 3 5 7 ? ? 5. 820 4493 ? 716 25 34 ? 6. = + + = 7 7 = - = + + 1-12 7. 8. 7 35 3 14 /35-14/:3=7 6 9 66 ? 66-6*9=12 9. 98 +21 +60 178 +39 +83 +56 10. /................/ . 11.