S4_General_Scientific_Notation__TJ_Chapter4

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Unformatted text preview: www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Scientific Notation Scientific Notation www.mathsrevision.com Standard form / Scientific Notation Scientific Notation very small numbers Scientific Notation to Number Form General www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Starter Questions Starter Questions www.mathsrevision.com 1. 2.35 + 4 0.25 2. Calculate (- 14)+(- 5)+8 3. What f raction is x: 4. Simplif y the f raction 5. Calculate 20% of 210 16 80 X General www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Learning Intention Learning Intention Success Criteria Success Criteria 1. 1. To understand and use the quick To understand and use the quick method to put large numbers into method to put large numbers into scientific notation. scientific notation. 1. To show a very quick way of putting a large number in scientific notation very quickly. Scientific Notation General Very large numbers! BOOM! How far? 92 000 000 miles www.mathsrevision.com General How many seconds in 70 years? 70 years = 2 200 000 000 seconds! Very large numbers! Happy 70 th Birthday! SPLAT! www.mathsrevision.com General Dinosaurs roamed the earth 228 million years ago Very large numbers! www.mathsrevision.com General Short hand ! 100 = 10 x 10 1 000 = 10 x 10 x 10 100 000 = 10 x 10 x 10 x 10 x 10 10 000 = 10 x 10 x 10 x 10 1 000 000 = 10 x 10 x 10 x 10 x 10 x 10 10 2 10 = 3 10 = 4 10 = 5 10 = 1 10 = 6 10 = www.mathsrevision.com General Standard Form 200 = 2 x 100 4 000 = 4 x 1000 500 000 = 5 x 100 000 70 000 = 7 x 10 000 3 000 000 = 3 x 1 000 000 2 2 10 = 3 4 10 = 4 7 10 = 5 5 10 = 6 3 10 = This is also known as Scientific Notation. www.mathsrevision.com General Standard Form Exercise 1 www.mathsrevision.com (1) 2 000 (2) 20 000 (3) 500 (4) 800 000 (5) 9 000 000 = 5 x 100 2 5 10 = = 8 x 100 000 5 8 10 = = 2 x 10 000 4 2 10 = = 9 x 1 000 000 6 9 10 = = 2 x 1000 3 2 10 = General Add the...
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This note was uploaded on 02/13/2012 for the course MATH 115 115 taught by Professor Jones during the Spring '10 term at University of Phoenix.

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S4_General_Scientific_Notation__TJ_Chapter4 -...

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