5,823 in expanded form using exponents is (5 x 103) + (8 x 102) + (2 x 101) + (3 x 100).
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898,043 in expanded form using exponents is (8 x 105) + (9 x 104) + (8 x 103) + (0 x 102) + (4 x 101) + (3 x 100)
20 squared = 20 x 20 = 400 400 in expanded form using exponents = (4 x 10^2) + (0 x 10^1) + (0 x 10^0)
5.3806 x 10^4
Rewriting a number in its expanded form with exponents helps you to better understand scientific notation. When determining what exponent to use for a power of ten, look at how many zeroes you have. For example, if the number is 1,000, which has three zeroes, it is 10 to the third power.
(7x10^3)+(3x10^2)+(7x10^1)+(5x10^0)