2.78 times 10 to the power of 4, or 2.78x104
240000000000
10,000,000
2.4 × 10-4 written in standard form is 0.00024
54 is the standard form.
3.0 × 105 written in standard form is 300,000
32,400
324,000
20,000,000,000,000,000,000,000
8.9 times 10 power 4 in standard form is: 8.9 x 1048.9 x 104 in standard notation is: 89,000
1.21*107 = 12,100,000
7*106 = 7,000,000
It is written as 8.35*104
7x10^7
(25) 6 x 42 = 3,072
(2 x 5)2
6.89 x 104 = 68,900