Ch.1 Worksheet #1:
SCIENTIFIC NOTATION PROBLEMS.
Put into scientific notation.
1) 981000 =
2) 750000000 =
3)
.000543=
4) 65.0=
5) 3460.000=
significant figures & scientific notation
12) 3*104 +5*106 =
13) 6*107* 6*102=
14) 7.7*1019 ÷ 5.3*104 =
15) 9*1013 * 4.6*10-3 =
Take out of scientific notation.
6)
6.645*104 =
7)
1.053*103 =
8)
7.28*10-2=
9)
9.7*106 =
10) 3.80400*10-4 =
Answer the following math problems. List all answers in scientific notation. Write whole answer down.
11) 435000* 251000 =
16) 258.00000001
17) 7.6*105-4*103 =
18) 5.8*10-2÷3*10³ =
19) 1.9*10-6* 8.3*1010 =
20) 4.86*1032 + 5.4*10-4=
SIGNIFICANT FIGURE PROBLEMS.
How many sigfigs do each of the following numbers have?
21) 1021
22) 362
23) 7000000
24) .074
25) 400.00
26) .0053
27) 2320878
28) 2.10
29) 76540
30) 80.080
Calculate AND put your answers in proper significant figures.
31) 2.5+201 =
32) 12.05+.429 =
33) 453 +34.09 =
34) 6.60+5.003 =
35) 371-157.68 =
36) 83.9-28.081 =
37) 4100-3895=
38) .037-31.7 =
39) 21 * 75.4 =
40) 6.08 * 1.0=
41) .0053 * 63400 =
42) 8.20 * 70.03 =
43) 23.45.063 =
44) 2.625÷642 =
45) 6.38.0051 =
46) 532.4÷6.90 =
47) 14.5+300-8.24 =
48) 65.3 832 + 4 =
49) 404+.20+ 10 =
50) 2.04 .0003 -6.7 =