S2_Level_F_Ch7_Scientific_Notation

# S2_Level_F_Ch7_Scientific_Notation - Scientific Notation...

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www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Scientific Notation Scientific Notation Standard form / Scientific Notation Scientific Notation very small numbers Scientific Notation to Number Form Level F

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www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Starter Questions Starter Questions 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 Level F
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 Level F

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Very large numbers! BOOM! How far? 92 000 000 miles www.mathsrevision.com Level F
How many seconds in 70 years? 70 years = 2 200 000 000 seconds! Very large numbers! Happy 70 th Birthday! SPLAT! www.mathsrevision.com Level F

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Dinosaurs roamed the earth 228 million years ago Very large numbers! www.mathsrevision.com Level F
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 Level F

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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 Level F
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 = Level F

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## S2_Level_F_Ch7_Scientific_Notation - Scientific Notation...

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