121,939 is the standard form for 100000+20000+1000+900+30+9.
400000
20,000 = twenty thousand.
It is 80000000 + 3000000 + 20000 + 3000 + 7.
You write it as 400000, exactly as in the question. A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point.
It is 40,000,420,000
40,000,420,00040,000,000,000..........400,000............20,000==========40,000,420,000
400000 + 20000 + 1000 + 30 + 5
421000 = 400000 + 20000 + 1000
30384647447
To write 4000000, 400000, 40000, and 40 in standard form, you need to add the corresponding place values. 4000000 = 4 x 1,000,000 = 4,000,000 400000 = 4 x 100,000 = 400,000 40000 = 4 x 10,000 = 40,000 40 = 4 x 10 = 40 So, in standard form, it would be 4,000,000, 400,000, 40,000, and 40.
121,939 is the standard form for 100000+20000+1000+900+30+9.
7.0 × 1052.0 × 1043.0 × 103
10,362,053,000
Four hundred thousand.
400000
four hundred thousand