Wednesday

September 17, 2014

September 17, 2014

Posted by **Delilah** on Friday, September 28, 2012 at 7:05pm.

5. 3.2 x 10^3

7. 4.1 x 10^8

9. Write the average weight of a blue whale, 2.6 x 10^5, in standard form.

15. 2.5 x 10^-3

17. 1.05 x 10^-2

19. Write the size of a grain of very fine sand, about 9.35 x 10^-3 cm, in standard form.

Can somebody help? I have been stuck on these questions for 30 minutes....

Thanks.

- 7th grade math standard form scientific notation -
**Reiny**, Friday, September 28, 2012 at 11:53pmI don't understand what you mean by "I have been stuck on these questions for 30 minutes.... "

Are you just staring at the questions?

The concept of scientific notation can be learned in less than 5 minutes.

5. 3.2 x 10^3

= 5.3 x 1000

= 5300

15 . 2.5 x 10^-3

= 2.5 x .001

= 0.0025

You try the others.

- 7th grade math standard form scientific notation -
**misty**, Monday, May 26, 2014 at 1:12pmwhat operation is being performed 1.2x10^2+2.5x10^4=

**Answer this Question**

**Related Questions**

7th grade math questions Scientific Notation - 19. Write the size of a grain of ...

7th grade math - Scientific Notation basics - 1. The area of Greenland is 840,...

math - 1. the speed of light is 8.0x^8m/s in standard form that is? 2. the ...

Math - Please help with the following questions: 1. write 12 million in ...

math - turn standard form into scientific notation: 1. 12457.686 m 2. 0....

7th grade math - 1. The area of Greenland is 840,000 square miles. What is this ...

scientific notations - Explain how to convert seven point one three times ten ...

math - HELP ME!!! One of your friends missed the class on scientific notation. ...

Math - Describe and correct the error in writing the number 81,700,000 in ...

Alegbra - write 16.3 million in standard and scientific notation form ?