1. EXAMPLE 3 Writing Numbers in Standard Form Scientific notationProduct formStandard form a.a. 7.2 10 5 7.2 100,000 720,000 Exponent is 5. Move decimal point 5 places to the right. b.b. 4.65 10 -7 4.65 0.00000010.000000465 Move decimal point 7 places to the left. Exponent is – 7.

2. GUIDED PRACTICE for Example 3 Scientific notationProduct formStandard form 3.5 10 3 3.5 1,000 3500 13. 3.5 10 3

3. GUIDED PRACTICE for Example 3 Scientific notationProduct formStandard form 2.48 10 6 2.48 1,000,000 2,480,000 14. 2.48 10 6

4. GUIDED PRACTICE for Example 3 Scientific notationProduct formStandard form 5.1 10 –4 5.1 0.0001 0.00051 15. 5.1 10 –4

5. GUIDED PRACTICE for Example 3 Scientific notationProduct formStandard form 16. 9.16 10 –2 9.16 0.01 0.0916 9.16 10 –2