2 nd hour only 2 nd hour only

2 nd hour only:

2 nd hour only

3 -3 B Bellwork: 1. Can you decipher this? XQQQME Excuse me! (Get it? ) 2. How about this one? Min i’llbethere ute I’ll be there in a minute! (Get it? )

Solutions to lesson 3. 3 A Check your answers carefully. Ask questions!

3 -3 B Today’s learning Target: I can Convert numbers from Standard notation to scientific notation.

3 -3 B I’ll show you one Write 0. 00709 in scientific notation. 0. 00709 Think: The decimal needs to move 3 places to get a number between 1 and 10. 7. 09 10 -3 Check 7. 09 10– 3 = 7. 09 0. 001 = 0. 00709

3 -3 B You try one with a partner: Write 0. 000811 in scientific notation. Think: The decimal needs to move 4 places to get a number between 1 and 10. 0. 000811 8. 11 10 -4 Check 8. 11 10– 4 = 8. 11 0. 0001 = 0. 000811

3 -3 B Try one by yourself: Write 3, 205 in scientific notation. 3205 3 3. 205 10 Think: The decimal needs to move 3 places to get a number between 1 and 10.

3 -3 B Try one with a partner: Write 2, 005, 891 in scientific notation. 2, 005, 891 2. 005891 Think: The decimal needs to move 6 places to get a number between 1 and 10. 6 2. 005891 10

3 -3 B Try one by yourself: Write 9 in scientific notation. Think: The decimal needs to move 0 places to get a number between 1 and 10. 9. 0 10 0

3 -3 B Did you master today’s learning target? Prove it with a three question quiz.

3 -3 B Quick Lesson Quiz Write each number in scientific notation. 1. 0. 0053 5. 3 10– 3 2. 57, 000 5. 7 107 3. Order the numbers from least to greatest. T 2 10– 4, 9 10– 5, 7 10– 5, 9 10– 5, 2 10– 4

Solutions to lesson 3. 3 A Check your answers carefully. Ask questions!

3 -3 B Assignment Lesson 3. 3 B Page 103 15 -18, 36 -44 all