WorksheetsSTANDARD FORM
Total questions: 20
Worksheet time: 16mins
What is standard form?
Writing numbers as a
calculator writes numbers
A system of writing
very large or very small numbers
Writing numbers as decimals
True or False:
When writing
a number in standard form,
the first number must be
greater than 1 but less than 10.
FALSE
TRUE
True or False:
13.7 × 103 is written in standard form.
True
False
What is 6.7 × 104 written
as an ordinary number?
67000
6700
670000
0.00067
What is 0.00051
written in standard form?
5.1 × 10-4
51 × 10-4
5.1 × 10-5
What is 162 × 103
written in standard form?
1.62 × 106
1.62 × 105
162,000
340000
340
3400
34000
5.4 × 10-4
54 × 105
5.4 × 105
5.4 × 104
8.9 × 10-4
0.89 × 10-4
8.9 × 10-3
0.0089 × 10-3
0.8 × 101
8 × 10-1
0.8 × 100
8 × 101
State the number of significant number of the following number
1 significant figure
2 significant figure
5 significant figure
7 significant figure
Round off 4.028 correct to three significant figures.
4.02
4.020
4.03
4.030
Round off 60 835 correct to three significant figures.
60 800
60 830
60 840
60 900
Round off each of the following numbers to 2 significant figures
47190
47000
47100
47200
Round off the following numbers to 1 significant figure
20
21
2
20.7
Round off 0.7683 correct to two significant figures.
0.70
0.76
0.77
0.80
Express 4785.2 in standard form.
4.7852 x 102
4.7852 x 10-2
4.7852 x 103
4.7852 x 10-3
Round off 60 835 correct to three significant figures.
60 800
60 830
60 840
60 900
Write the number 456 800 in standard form correct to 1 significant figure.
5 x 104
5 x 105
4 x 105
4 x 104
Write the number
six million five thousand two hundred
in standard form.
6.0052 x 106
6.52 x 106
6.052 x 106
6 x 106
