Standard Form

Question 1

Write the number 1 440 000 in standard form

Answer 1

1.44 X 10*6

(* to the power of)

1. 440 000
   After the one their is 6 numbers = *6

Question 2

Turn 2.4 X 10*9 in normal form

Answer 2

• 9 =9 numbers after the first number

2. 400000000

Question 3

Write 3 X 10*-5 in normal form

Answer 3

• -5 = the 5 numbers are in front

0. 00003

Question 4

Work out (7 X 104) X (3 X 105)

Answer 4

70000 X 300000 =
7 X 3 = 21
* 10 = numbers after 7

2.1 X 10*10