Write the number in scientific notation.
840,000
Step 1: Move decimal point five places to the left.
840,000=8.4×100,000
Step 2: As the number is greater than 10 ,so its exponent is positive
8.4×100,000=8.4×105
WRITING NUMBERS IN SCIENTIFIC NOTATION
675,000,000
79,200,000
25,000,000
10,700,000
0.000000084