Question

(5.3 × 10 5)(2.1 × 10‐3) =? ANSWER PLSSSS FASTTTTTT

Answer 1

(5.3 × 10 5)(2.1 × 10‐3) = 4770

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