which expression shows this number in expanded form 0.624
(6 x 1) + (2 x 1/10) + (4 x 1/100)
1/60 + 1/200 + 1/400
(6 x 1/10) + (2 x 1/100) + (4 x 1/1000)
(6 x 1/10) + (2 x 100) + (4 x 1,000)
