Question

) Kayden is given this question

work out 12000 x 3000
Give your answer in standard form
His answer is 12.6 x10^7
lis Kayden correct?
Explain your answer

Answer 1

Kayden is wrong for multiple reasons: wrong answer and wrong form. The correct answer is 3.6 x 10^7

Explanation:

12 x 3 = 36

6 zeros + 1 for moving the decimal on 36 = 7

3.6 x 10^7

Answer 2

36,000,000

Explanation:

12000 x 3000 = 36,000,000

Kayden's previous answer is wrong and also written in scientific notation. The above answer written in scientific notation is 3.6 x 10^7.