420 230
420 230
420,230
It is 40,000,420,000
40,400,20,000
40,000,420,00040,000,000,000..........400,000............20,000==========40,000,420,000
400000 + 20000 + 1000 + 30 + 5
421000 = 400000 + 20000 + 1000
Give the standard from
It is 4*10^5.
121,939 is the standard form for 100000+20000+1000+900+30+9.
7.0 × 1052.0 × 1043.0 × 103
10,362,053,000
20,000 in standard form is 2.0 × 104
four hundred thousand