Expressing Numbers In Scientific Notation Worksheet With Answer Key Page 2
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Answer key
Simplify each problem and express the answer in scienti c notation.
1) (5 × 10 ) + (2 × 10 )
2)
(3 × 10 )
(8 × 10 )
–
Answer :
2.05 × 10
Answer :
2.92 × 10
9 × 10
3)
(5 × 10 ) (7 × 10 )
4)
6 × 10
Answer :
3.5 × 10
Answer :
1.5 × 10
5)
(8 × 10 )
(7 × 10 )
6) (2 × 10 ) (5 × 10 )
–
Answer :
7.993 × 10
Answer :
1 × 10
11 × 10
7)
8) (10 × 10 ) + (9 × 10 )
4 × 10
Answer :
2.75 × 10
Answer :
9.1 × 10
9) (7 × 10 ) + (5 × 10 )
10) (4 × 10 ) (6 × 10 )
Answer :
7.05 × 10
Answer :
2.4 × 10
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