प्रश्नावली-2F
1. गुणनफल प्राप्त करें—
(i)0.2×4=8
(ii)0.9×8=7.2
(iii)0.4×12=4.8
(iv)9.1×11=100.1
(v)12.4×13=161.4
(vi)13.5×17=229.5
(vii)0.12×62=7.44
(viii)4.32×51=220.32
(ix)9.87×47=463.89
(x)2.007×36=72.252
(xi)3.125×86=268.750
(xii)4.028×234=942.552
2. रिक्त स्थानों को भरें-
(i)2.34×1000=2340
(ii)79.015×10=890.15
(iii)1.325×100=132.5
(iv)87×1000=87000
3. निम्नलिखित में प्रत्येक का मान निकालिए-
(i)0.1×0.1=0.01
(ii)0.1×0.2=0.02
(iii)0.5×10.5=5.25
(iv)1.3×0.4=0.52
(v)0.01×0.6=0.006
(vi)3.3×6.2=20.46
(vii)7.5×7.5=56.25
(viii)0.235×0.48=0.1128
(ix)1.0003×0.53=0.530159
(x)0.009×2.12=0.01908
(xi)3000704×4.0205=12.08980432
4. सरल कीजिए-
(i)10.1×0.1×0.1=0.101
(ii)0.2×0.2×0.2=0.008
(iii)0.407×4.36×0.06=0.1064712
(iv)1.01×4.1×0.001=0.004141
5. भागफल निकालिए-
(i)3.9÷3=1.3
3) 3.9(1.3
3
9
9
x
(ii)18.9÷9=2.1
9) 18.9(2.1
18
9
9
x
(iii)25.5÷5=5.1
5) 25.5(5.1
25
5
5
x
(iv)80.8÷8=10.1
8) 80.8(10.1
80
8
8
x
(v)1.4÷7=0.2
7) 1.4(0.2
1.4
x
(vi)4.8÷6=0.8
6) 4.8(0.8
48
x
(vii) 3.2÷4=0.8
4) 3.2(0.8
32
x
(viii)4.8÷8=0.6
8) 4.8(0.6
48
x
6. भाग दीजिये-
(i)60.72 को 12 से
12) 60.72(5.06
60
72
72
x
(ii)128.48 को 16 से
16) 128.48(8.03
128
48
48
x
(iii)65.78 को 13 से
13) 65.78(5.06
65
78
78
x
(iv)85.96 को 14 से
14) 85.96(6.14
85
96
96
x
(v)0.0455 को 35 से
35) 0.0455(0.0013
35
105
105
x
(vi)9.09 को 15 से
15) 9.09(0.606
90
90
90
x
7. मान निकालिए-
(i)617.313÷15
15000) 617313(71.1542
60000
17313
15000
23130
15000
81300
75000
63000
60000
30000
30000
x
(ii)527.34÷85
8500) 52734(6.204
51000
17340
17000
34000
34000
x
(iii)426.478÷16
16000) 426478(26.654775
32000
106478
96000
87800
80000
78000
64000
140000
128000
120000
112000
80000
80000
x
(iv)0.07849782÷72
7200000000) 7849782000(0.00109024
7200000000
64978200000
64800000000
17820000000
14400000000
3420000000
2880000000
5400000000
5040000000
3600000000
3600000000
x
(v)0.00463÷50
5000000)46300000(0.0000926
45000000
13000000
10000000
30000000
30000000
x
(vi)1.2÷25
25) 1200(0.048
1000
2000
2000
x
(vii)0.0042÷125
125) 4200000(0.0000336
3750000
4500000
3750000
7500000
7500000
x
(viii)773.682÷169
169000) 773682(4.578
676
976820
345050
1318200
1183000
1352000
1352000
x
(ix)2068.61÷579
579) 2068.61(3.59
1737
3416110
289500
521100
521100
x
(x)0.00019517÷673
67300000000)19517000000(0.0000029
1346
6057000000
6057000000
x
8. रिक्त स्थानों को भरिए-
(i)1.2÷10=0.12(ii)14.23÷100=0.00623
(iii)0.623÷100=0.00623
(iv)0.76÷1000=0.00076
(v)425.57÷1000=0.42567
(vi)8.12÷100=0.0812
9. भागफल निकालिए-
(i)1.5÷0.3=5
0.3) 1.5(5
1.5
x
(ii)4.9÷0.7=7
0.7)4.9(7
4.9
x
(iii)44.1÷2.1=21
2.1) 44.1(21
44.1
x
(iv)315÷1.5=234
3150÷15=234
15) 3510(234
30
51
45
60
60
x
(v)2.05÷2.5=0.82
250) 2050(0.82
2000
500
500
x
(vi)236.6÷0.26
23660÷26=910
26) 23660(910
234
260
260
x
(vii)1.296÷0.108=12
1296÷108=12
108) 1296(12
108
216
216
x
(viii)0.00169÷1.3=0.0013
130000)169000(0.0013
130000
390000
390000
x
(ix)108.997÷2.3=47.39
2300) 108997(47.39
9200
16997
16100
89700
69000
20700
20700
x
(x) 7.45÷0.72=23.28125
32) 745(23.28125
64
105
96
90
64
260
256
40
32
80
64
160
160
x
(xi)8÷0.4=20
4) 80(20
80
x
(xii)16÷0.08=200
8) 1600(200
1600
x
(xiii)7÷1.25=5.6
125)700(5.6
625
750
750
x
(xiv) 11÷0.4=27.5
4) 110(27.5
8
30
28
20
20
x
(xv)204÷0.17=1200
17) 204(1200
17
34
34
x
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