[
  "72.958: decimal digits: 9=tenths (value 0.9), 5=hundredths, 8=thousandths (value 0.008).",
  "Place values: tenths=0.1, hundredths=0.01, thousandths=0.001.",
  "(a)=0.9, (b)=5, (c)=0.008."
]