8+0.5+0.01+0.007 and eight and five hundred seventeen thousandths
8.517 → 8 ∗ 1 0 4 + 5 ∗ 1 0 3 + 1 ∗ 10 + 7 8.517 → e i g h t mi ll i o n s f i v e h u n d re d s an d \ se v e n t h ee n
The number 8.517 can be expressed in decimal expanded form as 8 + 0.5 + 0.01 + 0.007. In word form, it is written as "eight and five hundred seventeen thousandths." This helps in understanding its components of whole number and decimal values.
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