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## Homework: Scientific Notation

1. Express the following numbers in scientific notation:
(a) 0.00000000314
(b) 4,875
(c) 5,002,000
(d) 0.00054
2. Express the following numbers as decimals:
(a) 2.98 × 10-4 (b) 6.25 × 108
(c) 5.07 × 10-6
3. Express the answers to the following calculations in scientific notation:
1. ( 5 × 10 12 ) X ( 9 × 10 7 )
2. ( 8 × 10 16 ) ÷ ( 4 × 10 17 )
3. ( 45 × 10 9 ) X ( 3 × 10 5 )
4. ( 51 × 10 50 ) ÷ ( 3 × 10 70 )
5. ( 6 × 10 -32 ) X ( 7 × 10 24 )
6. ( 56 × 10 -9 ) ÷ ( 7 × 10 20 )
1. Express the answers to the following calculations in scientific notation:
1. ( 5 × 10 5 ) + ( 4 × 10 6 )
2. ( 6 × 10 5 ) – ( 9 × 10 4 )
3. ( 84 × 10 42 ) + ( 21 × 10 59 )
4. ( 14 × 10 102 ) – ( 17 × 10 100 )
5. ( 23 × 10 -32 ) + ( 19 × 10 -34 )
6. ( 48 × 10 -978 ) – ( 63 × 10 -977 )
2. The CEO of a large company has a net worth of 5.9 billion dollars. If this money were to be split evenly among the 17 thousand employees of the company, how much cash would each employee get?
3. A google is a search engine. A googol is a very large number: 10100. A mole is another very large number, though not as big: A mole is 6.02 × 1023. How many moles are in a googol?
Group Activity: Scientific Notation
Last updated: Jun 12, 2012 Home