[
  "61.029: the decimal digits are 0 (tenths), 2 (hundredths), 9 (thousandths).",
  "The value of a digit = the digit x its place value. For 9 in thousandths place: 9 x 0.001 = 0.009.",
  "(a)=2, (b)=9, (c)=0.009."
]