To convert from a centimeter to a millimeter you [blank_start]multiply[blank_end] by [blank_start]10[blank_end].
To convert from a millimeter to a micrometer you [blank_start]multiple[blank_end] by [blank_start]1000.[blank_end]
To convert a micrometer to a manometer you [blank_start]multiple[blank_end] by [blank_start]1000[blank_end].
To covert a nanometer to a picometer you [blank_start]multiple[blank_end] by [blank_start]1000[blank_end].
To convert a nanometer to a micrometer you [blank_start]divide[blank_end] by [blank_start]1000[blank_end].
To convert a micrometer to a millimeter you [blank_start]divide[blank_end] by [blank_start]1000[blank_end].
To convert a millimeter to a centimeter you [blank_start]divide[blank_end] by [blank_start]10[blank_end].