3. (11.16618.58)3.7 4. 3.720.266.2863.723713
5. 5611327 7. 213 +123 ×2710 9. 1056 ÷216 -13 11. 16-(92113 +3 ÷ 12 ) 13. (14 -110 ÷2)×1013 15. 447 ÷16+312 ×27 17. 229 -29 ×2+112 19. 1÷2913411 +11 ×(35 ÷ 255 ) 21. 173418 ÷(14 ×7 +715 ÷115 ) 23. (123 +658 +213 +338 )×914 25. 119 ÷29 -125 ×1477 +320 27. (181358513 ×42 +57 ÷21 )÷118 29. (3242135 ×7 +23 ÷2 )÷14 1.13.35.526101356.
1717171.12.24.4248124 171717 8. 634 -127 ×23
10. 116 +712 ÷ 79
12. (325 -2231
3 ×4 )÷45
14. 2114
25 ×(10-33 )÷5
16. 15-3831
9 ÷ 8 ×27
18. 1111
5 ÷ 5 -5 × 5
20 (2-315 ×516 )÷(4815 ÷32
5 ) 22. 353715
24 +8 ×(19 -2 )÷29
24 [9-(11312 +8 )×24]÷15
26. 214
2 +1÷3.8×35
-3.5
28. (8.25-641
15 )÷(23 +4.2)×7 30. (2.75-25
5 )÷(38
+2.25)
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