Number 2
3 marks · NormalCopy and complete the table by writing each number in standard form.
| Decimal Number | Standard Form |
|---|---|
| 720 000 | |
| 0.082 | |
| 6 301 000 |
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
Show answer
Must show: 7.2 × 10^{5}, 8.2 × 10^{-2}, 6.301 × 10^{6}
Also accept: 7.20 × 10^5; 8.20 × 10^{-2}
Common mistakes: 0.72 × 10^6; 6.301 × 10^{5}
Show mark scheme and worked solution
Marking points
A1 · 1 mark · 720 000 correctly as 7.2 × 10^5
A2 · 1 mark · 0.082 correctly as 8.2 × 10^{-2}
A3 · 1 mark · 6 301 000 correctly as 6.301 × 10^6
Worked solution
| Decimal Number | Standard Form |
|---|---|
| 720 000 | 7.2 × 10^5 |
| 0.082 | 8.2 × 10^{-2} |
| 6 301 000 | 6.301 × 10^6 |