2. Exponent Laws Simplifying exponents Scientific notation Add and Subtract with Scientific Notation Multiply and Divide with Scientific Notation 10 20 30 40 50

3. When I multiply powers with the same base I _________ the exponents?

4. ADD

5. When I divide powers with the same base I _________ the exponents?

6. Subtract

7. When I raise a power to a power I ______________the exponents.

8. multiply

9. Anything to the zero power….

10. One

11. When a power is raised to a negative exponent, I have to….

12. Flip it! And make the exponent positive

23. There are about 100,000,000,000 trillion cells in the human body. Write this amount in scientific notation.

24. 1 x 10 11

25. The population of the world is about 7 x 10 9 people. Write this value in standard form.

26. 7,000,000,000

27. . What number (in standard form) is equivalent to 7.31E-6?

28. 0.00000731

29. The decimal number in scientific notation must follow this rule

30. Be between 1-10

31. 1.092 x 10 3 in standard?

32. 1092

33. When I add or subtract exponents I need to make sure that…

34. The exponents are the same

35. When the exponents are different I have to…

36. Make a table

37. Sarah has about 7.2 x 10 6 hairs on her head. Sarah’s baby sister has about 3.2 x 10 4 hairs on her head. How much hair do they have altogether?

38. 7.232 x 10 6 hairs

39. The distance from Earth to the sun is 9.3 x10 7 miles. Earth is 2.4 x10 5 miles from to the moon. Is Earth closer to the sun or the moon?

40. Moon

41. True or false? When I add in scientific notation I add the exponents.

42. False

43. The last step in multiplication and division is..

44. Simplifying

46. 1.092 x 10 3

48. 2 x 10 8

50. Carlos divided the exponents instead of subtracting the exponents.

51. An object weighs 2 x 10 4 lbs. How much does an object 300 times heavier weigh? Write your answer in scientific notation

52. 6 x 10 6 lbs