[
  "To simplify a three-term ratio, find the HCF of all three numbers. Divide every term by the HCF.",
  "The HCF of 16, 12, and 24 is 4. 16 / 4 = 4, 12 / 4 = 3, 24 / 4 = 6.",
  "The simplest form is 4 : 3 : 6."
]