WRITING NUMBERS IN STANDARD FORM WORKSHEET

Write the standard form in each number.

Problem 1 :

0.5 + 0.06

Problem 2 :

0.8 + 0.03

Problem 3 :

0.7 + 0.02 + 0.007

Problem 4 :

6 + 0.8 + 0.04 + 0.007

Problem 5 :

9 + 0.4 + 0.03 + 0.002

Problem 6 :

20 + 6 + 0.7 + 0.03 + 0.007

Problem 7 :

30 + 0.3 + 0.2

Problem 8 :

40 + 0.008

Problem 9 :

500 + 6 + 0.09

Problem 10 :

700 + 40 + 9 + 0.3 + 0.01

Problem 11 :

800 + 5 + 0.06

Solutions

1. Answer

0.5 + 0.06

= 5 × 10^-1 + 6 × 10^-2

2. Answer

0.8 + 0.03

= 8 × 10^-1 + 3 × 10^-2

3. Answer

0.7 + 0.02 + 0.007

= 7 × 10^-1 + 2 × 10^-2 + 7 × 10^-3

4. Answer

6 + 0.8 + 0.04 + 0.007

= 6 + 8 × 10^-1 + 4 × 10^-2 + 7 × 10^-3

5. Answer

9 + 0.4 + 0.03 + 0.002

= 9 + 4 × 10^-1 + 3 × 10^-2 + 2 × 10^-3

6. Answer

20 + 6 + 0.7 + 0.03 + 0.007

= 20 + 6 + 7 × 10^-1 + 3 × 10^-2 + 7 × 10^-3

= 26 + 7 × 10^-1 + 3 × 10^-2 + 7 × 10^-3

7. Answer

30 + 0.3 + 0.2

= 30 + 3 × 10^-1 + 2 × 10^-1

8. Answer

40 + 0.008

= 40 + 8 × 10^-3

9. Answer

500 + 6 + 0.09

= 500 + 6 + 9 × 10^-2 

= 506 + 9 × 10^-2

10. Answer

700 + 40 + 9 + 0.3 + 0.01

= 700 + 40 + 9 + 3 × 10^-1 + 1 × 10^-2

= 749 + 3 × 10^-1 + 1 × 10^-2

11. Answer

800 + 5 + 0.06

= 800 + 5 + 6 × 10^-2

= 805 + 6 × 10^-2