zero and three hundreths
or zero point zero three
Three
003 = 3 and in word form it is "three". There is no such thing as a decimal word!
.003
3 = 300%
.003
.003
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Three billion.
Three.
003 = (0 x 100) + (0 x 10) + (3 x 1)
As written '003' , itv is just '3' . The prefix zeries are trivial. You must indicate the position of the decimal point.
20 000 003