500
Write the following number in all three forms. Label each form and define them.
4, 142, 011.391
4, 142, 011.391 --> standard form: simply the number written as numerical digits
four million, one hundred forty- two thousand, eleven and three hundred ninety-one thousandths --> written form: the number written as words (written like it's spoken)
(4 x 1,000,000) + (1 x 100,000) + (4 x 10,000) + (2 x 1,000) + (0 x 100) + (1 x 10) + (1 x 1) + (3 x .1) + ( 9 x .01) + (1 x .001) --> expanded form: each digit multiplied by its' place value then added together.