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O’nli kasrlar va sonning standarst shakli. 9-mavzu
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9-MAVZU:O’NLIKASRLAR VA SONNING
STANDARST SHAKLI.
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O’NLI KASRLAR HAQIDA TUSHUNCHA VA ULAR USTIDA AMALLARO’nli kasr deb maxrajida 10 ning darajalari bo’lgan kasrlarga aytiladi
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478392738360 shu sonni o’qing478392738360
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• birlar
to’rt yuzi yetmish sakkiz milliard, uch yuzi to’qson ikki
million, yeti yuzi o’ttiz sakkiz ming, uch yuzi oltmish
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O’NLI KARLARNI O’QISH3.736
3 butun 1000 dan 736
79.55
79 butun 100 dan 55
0.8956
0 butun 10000 dan 8956
56.9
56 butun 10 dan 9
9.406
9 butun 1000 dan 406
0.0034
0 butun 10000 dan 34
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XONA BIRLIKLARGA AJRATISH7,897= 7+ 0,8+ 0,09+ 0,007
128,9453=100+20+8+0,9+0,04+
+0,005+0,0003
99,9999=90+9+0,9+0,09+0,009+
+0,0009
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O’NLI KASRGA O’TISH59
= 5,9
10
76
=
100
0,76
59 10
50 5, 9
90
90
0
76 0 100
700
0, 7 6
60 0
600
0
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O’NLI KASRGA O’TISH96
= 3,84
25
60
= 0,625
96
96 25
75 3 8 4
,
21 0
200
10 0
100
0
60 0 96
576
0, 6 2 5
24 0
192
48 0
480
0
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O’NLI KASRDAN ODDIY KASRGA O’TISH4.86=
486
100
0.578=
578
1000
89.7=
897
10
0.78 =
78
100
70009
7.0009=
10000
6
0.006=
0.006=
1000
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STANDAR SHAKLGA KELTIRISH2130000000000 = 2,13*1012
453900000000 =
4,539*1011
78900000000000 = 7,89*1013
0,0000000000034 = 3,4*10−12
0,00000000766 =
7,66*10−9
320000000,000 =
3,2*108
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QULAY USUL BILAN HISOBLASHAgar biror bir son 10 ning darajalariga ko’paytirilsa vergul
o’nga tomonga siljiydi
M: 7,64737∙1000= 7647,37
M: 0,094566∙100000=
9456,6
Agar biror bir son 10 ning darajalariga bo’linsa vergul chap
tomonga siljiydi
M: 78,754:1000= 0,078754
M: 95474,754:1000000=
0,095474754
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KICHIK O’LCHOV BIRLIKLARIDANKATTASIGA O’TISH
1 km=1000 m
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