Copyright © Swun MathCopyright © Swun Math Grade 8 Unit 3 Lesson 4 P TE
Student Practice
Unit 3 · Lesson 4: Scientific Notation: Add & Subtract
Directions: Simplify the expression. Write solution in scientific notation.
- (5.3 × 10-^1 ) – (4.7 × 10-^1 )
Solution:
6 × 10-2
- (9.55 × 10-^3 ) + (1.02 × 10-^4 )
Solution:
9.652 × 10-3
- (4.5 × 10^4 ) – (1.2 × 10^4 )
Solution:
3.3 × 10^4
- (2.32 × 10^2 ) + (1.62 × 10^3 )
Solution:
1.852 × 10^3
- (1.24 × 10^5 ) + (5.76 × 10^4 )
Solution:
1.816 × 10^5
- (4.5 × 10-^6 ) – (3.6 × 10-^6 )
Solution:
9 × 10-7
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