Addition
(5 x 103) + (4.64 x 103)
9.64 x 103 or 9,640
(9.92 x 105) - (6.91 x 105)
3.01 x 105 or 301,000
(2 x 104)(4 x 102)
8 x 108 or 800,000,000
4.5 x 100 / 2.25 x 102
2 x 10-2 or 0.02
5 x 107
50,000,000
2.75 x 10-3
0.00275
3-2 =
1/9
The square root of 16 is
4