Question

Write the following expression in standard notation.

2.14 × 1010
choice:
2,140,000,000,000
20,140,000,000
2,140,000,000
21,400,000,000

Answer 1

21,400,000,000 is the correct answer (I did it on my school)

Answer 2

21,400,000,000 because when you move the decimal place to the left 10 times, you get 2.14 X 10^10