1. Lesson 7-3 Scientific Notation HW Study links 7-3 Mental Math 3.4 X 10=

2. Answers 34 340 3,400 241 2,410 24.1

3. Today we will learn Expressing numbers in Scientific notation

4. Review Different forms of expressing number Standard form Word form Exponential Expanded form: 236 = 200 +30 +6 Number word form: 2 hundred 36

5. Guided Practice Math Journal pg 214 Complete problems 1 to 10 independently Read the introduction to Scientific notation on the journal page Complete problems 11-14

6. Math Journal pg 215 Select an event from pg 215 and read in scientific notation, how many years ago the even t took place? Use the place value to write in Scientific notation

7. Scientific notation in decimals

8. Think about it and explain in words

9. Independent Practice Math Journal pg 217 and 218 As many problems as you can complete Compulsory problems ( Math boxes 1 to 4)

10. Closure Checklist: I can convert fraction to decimal and percent I can add and subtract fraction with same denominator I can express numbers in different form: Standard, Word, Expanded, Scientific