.
1. : 1 , 2 , .
2. : , , .
3. : 1 , 2 , .
4. : , , .
5. :
-
-
-
6. , .
7. , .
8. , .
9. , .
10. , .
11. , .
12. , .
13. , . .
14. , .
15. , .
16. (Ρ) - .
17. (S) -
(, .)
18. 4 , . () , () 4. □ = a 4
19. , 4 .
Ρ=a+b+a+b
2. Ρ=(a+b)2
20. , 3 .
21. , , , .
22. . S□ = a a
23. , . S = a b
24. : ², ², ², ².
25. - , , , , .
1 = 10
1 = 10
1 = 100
1 = 10
1 = 100
1 = 1000
26. :
1² = 100² = 10 000²
1² = 100² = 10 000²
1² = 100²
27. , , , .
1 = 1000
1 = 100
1 = 10
1 = 1000
28. , , , , , , , .
1 = 60.
1 = 60
1 = 3600.
1. = 24
1 = 12. = 365. 366.
1 = 100
29. , !
|
|
|
.
1. : 10, 100, 1000 . .
1: 10, 100, 1000 . . 1 , 2 , 3 . .
5000 ×1 0 = 5000075000 ×1 00 = 7500000340 ×1 000 = 340000 2: 10, 100, 1000 . . 1 , 2 , 3 .
7500 0:1 0 =7500 803 00:1 00 =8031230 000:1 000 =1230
| 800×100= | 1000×30= | 846000:10= |
| 100×2= | 400000:10000= | 368×1000= |
| 900000:10= | 800000:1000= | 60×100= |
| 800000:10= | 30×1000= | 519000:100= |
| 900000:10000= | 700000:100= | 10×200= |
| 100×3000= | 1000×40= | 20000:1000= |
| 762000:100= | 90000000:100000= | 1230000:100= |
| 10000×3290= | 298060×10000= | 10×3780200= |
| 340000:1000= | 2000000000000:100000000= | 5600000:10= |
| 100×6890= | 209570×1000= | 10000×761= |
2. : .
3. : .
(3+5) x 2= _______________________________________________________
(17+3) x 3= ______________________________________________________
(10+8) x 3= ______________________________________________________
(30+ 3) x 3= _____________________________________________________
(28+2) x2= _______________________________________________________
(19+21)x 2= ______________________________________________________
4. .
1. V .
1. 28 4 6, 7, 8.
2. 8 2 ? 4, 16, 6.
3. 6 3 : 9, 2, 1 8.
4. 9 1, : 9, 1, 0.
5. 56, 7, : 8, 6, 9.
2. .
8 8 , 64. ____
7 42 5 . ____
9 3 36. ____
1, 4, 4. ____
18 6 3. ____
3. V .
1. , :
) ; ) ;
) .
2. 7 28? )7, )21, )4.
3. 48 8: ) 40 ; ) 8 ; ) 6 .
4. 9, 3, : )27, ) 3, )12.
5. 24+8.(12-7) :
) , , ; ) , , ;
) , , .
5. : .
6. : .
:
