Question

How do you write 142,000,000 in a scientific notation

Answer 1

place a decimal point between 1 and 4 to get 1.4

Answer 2

Now how many times must you move the decimal to get 142,000,000 ?

Answer 3

7 right

Answer 4

close

Answer 5

but not quite

Answer 6

8

Answer 7

so \[\Large 142,000,000 = 1.42 \times 10^{8}\]