25,000,000 + 480,000,000 =
324.000 =
350,000 + 8,300,000 =
5.05 x 10^8
2.08 x 10^13
2.6 x 10^-2
3,24 x 10^5
320,000 x 65,000,000 =
3.54 x 10^-5 + 2.6 x 10^-2 =
8.149 x 10^-3
0.00815 – 0.000 000 58 =
3.218 x 10^-4
0.000 329 – 0.000 007 2 =
5.000.000 =
8.65 x 10^6
5x10^6