Scientific Notation
357000 1. Write the number
3.57000 2. Place decimal behind first integer (1-9)
3.57000x10 3. Write "x10"
3.57000x10 4. Count number of places you moved the decimal and place it as an exponent for 10
3.57x10 to the power of 5 5.Erae unnecessary zeroes
Note: Positive exponent for numbers lager than 1. Anegative exponent for numbers less than 1.
Examples Answers
- 238000000 2.38x10 to the power of 8
- 3907000000 3.907x10 to the power of 9
- 0.00000209 2.09x10 to the power of -6
- 0.0009007 9.007x10-4
- 6.35x10 to the power of 7 63500000
- 6.35x10 to the power of -7 0.000000635
A dozen =12
A couple =2
A century =100
A millenium =1000
A decade =10
A mole = 6.02x10 to the power of 23
These are Avogadio's number
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