Answer:
(5.3 × 10 5)(2.1 × 10‐3) = 4770
Step-by-step explanation:
Write the problem as a mathematical expression.
(5.3×10⋅5)(2.1×10−3)
Multiply 5.3 by 10.
53⋅5(2.1⋅10−3)
Multiply 53by 5.
265(2.1⋅10−3)
Multiply 2.1 by 10.
265(21−3)
Subtract 3 from 21.
265⋅18
Multiply 265 by 18.
4770
